12489607870

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{1019}}^1$

素因数の和:1441

約数の個数: 64

約数和(自身を含む): 23276367360

約数和(自身を除く): 10786759490

約数列:

[1, 2, 5, 10, 61, 71, 122, 142, 283, 305, 355, 566, 610, 710, 1019, 1415, 2038, 2830, 4331, 5095, 8662, 10190, 17263, 20093, 21655, 34526, 40186, 43310, 62159, 72349, 86315, 100465, 124318, 144698, 172630, 200930, 288377, 310795, 361745, 576754, 621590, 723490, 1225673, 1441885, 2451346, 2883770, 4413289, 6128365, 8826578, 12256730, 17590997, 20474767, 22066445, 35181994, 40949534, 44132890, 87954985, 102373835, 175909970, 204747670, 1248960787, 2497921574, 6244803935, 12489607870]

約数ペア:

[(1, 12489607870), (2, 6244803935), (5, 2497921574), (10, 1248960787), (61, 204747670), (71, 175909970), (122, 102373835), (142, 87954985), (283, 44132890), (305, 40949534), (355, 35181994), (566, 22066445), (610, 20474767), (710, 17590997), (1019, 12256730), (1415, 8826578), (2038, 6128365), (2830, 4413289), (4331, 2883770), (5095, 2451346), (8662, 1441885), (10190, 1225673), (17263, 723490), (20093, 621590), (21655, 576754), (34526, 361745), (40186, 310795), (43310, 288377), (62159, 200930), (72349, 172630), (86315, 144698), (100465, 124318)]