28614950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 69162240

約数和(自身を除く): 40547290

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 25, 26, 35, 38, 50, 65, 70, 91, 95, 130, 133, 175, 182, 190, 247, 266, 325, 331, 350, 455, 475, 494, 650, 662, 665, 910, 950, 1235, 1330, 1655, 1729, 2275, 2317, 2470, 3310, 3325, 3458, 4303, 4550, 4634, 6175, 6289, 6650, 8275, 8606, 8645, 11585, 12350, 12578, 16550, 17290, 21515, 23170, 30121, 31445, 43030, 43225, 44023, 57925, 60242, 62890, 81757, 86450, 88046, 107575, 115850, 150605, 157225, 163514, 215150, 220115, 301210, 314450, 408785, 440230, 572299, 753025, 817570, 1100575, 1144598, 1506050, 2043925, 2201150, 2861495, 4087850, 5722990, 14307475, 28614950]

約数ペア:

[(1, 28614950), (2, 14307475), (5, 5722990), (7, 4087850), (10, 2861495), (13, 2201150), (14, 2043925), (19, 1506050), (25, 1144598), (26, 1100575), (35, 817570), (38, 753025), (50, 572299), (65, 440230), (70, 408785), (91, 314450), (95, 301210), (130, 220115), (133, 215150), (175, 163514), (182, 157225), (190, 150605), (247, 115850), (266, 107575), (325, 88046), (331, 86450), (350, 81757), (455, 62890), (475, 60242), (494, 57925), (650, 44023), (662, 43225), (665, 43030), (910, 31445), (950, 30121), (1235, 23170), (1330, 21515), (1655, 17290), (1729, 16550), (2275, 12578), (2317, 12350), (2470, 11585), (3310, 8645), (3325, 8606), (3458, 8275), (4303, 6650), (4550, 6289), (4634, 6175)]