20102247750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{409}}^1$

素因数の和:584

約数の個数: 192

約数和(自身を含む): 54940616640

約数和(自身を除く): 34838368890

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 71, 75, 78, 125, 130, 142, 150, 195, 213, 250, 325, 355, 375, 390, 409, 426, 650, 710, 750, 818, 923, 975, 1065, 1227, 1625, 1775, 1846, 1950, 2045, 2130, 2454, 2769, 3250, 3550, 4090, 4615, 4875, 5041, 5317, 5325, 5538, 6135, 8875, 9230, 9750, 10082, 10225, 10634, 10650, 12270, 13845, 15123, 15951, 17750, 20450, 23075, 25205, 26585, 26625, 27690, 29039, 30246, 30675, 31902, 46150, 50410, 51125, 53170, 53250, 58078, 61350, 65533, 69225, 75615, 79755, 87117, 102250, 115375, 126025, 131066, 132925, 138450, 145195, 151230, 153375, 159510, 174234, 196599, 230750, 252050, 265850, 290390, 306750, 327665, 346125, 377507, 378075, 393198, 398775, 435585, 630125, 655330, 664625, 692250, 725975, 755014, 756150, 797550, 871170, 982995, 1132521, 1260250, 1329250, 1451950, 1638325, 1887535, 1890375, 1965990, 1993875, 2061769, 2177925, 2265042, 3276650, 3629875, 3775070, 3780750, 3987750, 4123538, 4355850, 4914975, 5662605, 6185307, 7259750, 8191625, 9437675, 9829950, 10308845, 10889625, 11325210, 12370614, 16383250, 18875350, 20617690, 21779250, 24574875, 26802997, 28313025, 30926535, 47188375, 49149750, 51544225, 53605994, 56626050, 61853070, 80408991, 94376750, 103088450, 134014985, 141565125, 154632675, 160817982, 257721125, 268029970, 283130250, 309265350, 402044955, 515442250, 670074925, 773163375, 804089910, 1340149850, 1546326750, 2010224775, 3350374625, 4020449550, 6700749250, 10051123875, 20102247750]

約数ペア:

[(1, 20102247750), (2, 10051123875), (3, 6700749250), (5, 4020449550), (6, 3350374625), (10, 2010224775), (13, 1546326750), (15, 1340149850), (25, 804089910), (26, 773163375), (30, 670074925), (39, 515442250), (50, 402044955), (65, 309265350), (71, 283130250), (75, 268029970), (78, 257721125), (125, 160817982), (130, 154632675), (142, 141565125), (150, 134014985), (195, 103088450), (213, 94376750), (250, 80408991), (325, 61853070), (355, 56626050), (375, 53605994), (390, 51544225), (409, 49149750), (426, 47188375), (650, 30926535), (710, 28313025), (750, 26802997), (818, 24574875), (923, 21779250), (975, 20617690), (1065, 18875350), (1227, 16383250), (1625, 12370614), (1775, 11325210), (1846, 10889625), (1950, 10308845), (2045, 9829950), (2130, 9437675), (2454, 8191625), (2769, 7259750), (3250, 6185307), (3550, 5662605), (4090, 4914975), (4615, 4355850), (4875, 4123538), (5041, 3987750), (5317, 3780750), (5325, 3775070), (5538, 3629875), (6135, 3276650), (8875, 2265042), (9230, 2177925), (9750, 2061769), (10082, 1993875), (10225, 1965990), (10634, 1890375), (10650, 1887535), (12270, 1638325), (13845, 1451950), (15123, 1329250), (15951, 1260250), (17750, 1132521), (20450, 982995), (23075, 871170), (25205, 797550), (26585, 756150), (26625, 755014), (27690, 725975), (29039, 692250), (30246, 664625), (30675, 655330), (31902, 630125), (46150, 435585), (50410, 398775), (51125, 393198), (53170, 378075), (53250, 377507), (58078, 346125), (61350, 327665), (65533, 306750), (69225, 290390), (75615, 265850), (79755, 252050), (87117, 230750), (102250, 196599), (115375, 174234), (126025, 159510), (131066, 153375), (132925, 151230), (138450, 145195)]