858387920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 2221191168

約数和(自身を除く): 1362803248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 97, 104, 127, 130, 134, 194, 208, 254, 260, 268, 335, 388, 485, 508, 520, 536, 635, 670, 776, 871, 970, 1016, 1040, 1072, 1261, 1270, 1340, 1552, 1651, 1742, 1940, 2032, 2522, 2540, 2680, 3302, 3484, 3880, 4355, 5044, 5080, 5360, 6305, 6499, 6604, 6968, 7760, 8255, 8509, 8710, 10088, 10160, 12319, 12610, 12998, 13208, 13936, 16510, 17018, 17420, 20176, 24638, 25220, 25996, 26416, 32495, 33020, 34036, 34840, 42545, 49276, 50440, 51992, 61595, 64990, 66040, 68072, 69680, 84487, 85090, 98552, 100880, 103984, 110617, 123190, 129980, 132080, 136144, 160147, 168974, 170180, 197104, 221234, 246380, 259960, 320294, 337948, 340360, 422435, 442468, 492760, 519920, 553085, 640588, 675896, 680720, 800735, 825373, 844870, 884936, 985520, 1106170, 1281176, 1351792, 1601470, 1650746, 1689740, 1769872, 2212340, 2562352, 3202940, 3301492, 3379480, 4126865, 4424680, 6405880, 6602984, 6758960, 8253730, 8849360, 10729849, 12811760, 13205968, 16507460, 21459698, 33014920, 42919396, 53649245, 66029840, 85838792, 107298490, 171677584, 214596980, 429193960, 858387920]

約数ペア:

[(1, 858387920), (2, 429193960), (4, 214596980), (5, 171677584), (8, 107298490), (10, 85838792), (13, 66029840), (16, 53649245), (20, 42919396), (26, 33014920), (40, 21459698), (52, 16507460), (65, 13205968), (67, 12811760), (80, 10729849), (97, 8849360), (104, 8253730), (127, 6758960), (130, 6602984), (134, 6405880), (194, 4424680), (208, 4126865), (254, 3379480), (260, 3301492), (268, 3202940), (335, 2562352), (388, 2212340), (485, 1769872), (508, 1689740), (520, 1650746), (536, 1601470), (635, 1351792), (670, 1281176), (776, 1106170), (871, 985520), (970, 884936), (1016, 844870), (1040, 825373), (1072, 800735), (1261, 680720), (1270, 675896), (1340, 640588), (1552, 553085), (1651, 519920), (1742, 492760), (1940, 442468), (2032, 422435), (2522, 340360), (2540, 337948), (2680, 320294), (3302, 259960), (3484, 246380), (3880, 221234), (4355, 197104), (5044, 170180), (5080, 168974), (5360, 160147), (6305, 136144), (6499, 132080), (6604, 129980), (6968, 123190), (7760, 110617), (8255, 103984), (8509, 100880), (8710, 98552), (10088, 85090), (10160, 84487), (12319, 69680), (12610, 68072), (12998, 66040), (13208, 64990), (13936, 61595), (16510, 51992), (17018, 50440), (17420, 49276), (20176, 42545), (24638, 34840), (25220, 34036), (25996, 33020), (26416, 32495)]