16565537407120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66809}}^1\times {\mathrm{238417}}^1$

素因数の和:305252

約数の個数: 80

約数和(自身を含む): 41478351934320

約数和(自身を除く): 24912814527200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 66809, 133618, 238417, 267236, 334045, 476834, 534472, 668090, 868517, 953668, 1068944, 1192085, 1336180, 1737034, 1907336, 2384170, 2672360, 3099421, 3474068, 3814672, 4342585, 4768340, 5344720, 6198842, 6948136, 8685170, 9536680, 12397684, 13896272, 15497105, 17370340, 19073360, 24795368, 30994210, 34740680, 49590736, 61988420, 69481360, 123976840, 247953680, 15928401353, 31856802706, 63713605412, 79642006765, 127427210824, 159284013530, 207069217589, 254854421648, 318568027060, 414138435178, 637136054120, 828276870356, 1035346087945, 1274272108240, 1656553740712, 2070692175890, 3313107481424, 4141384351780, 8282768703560, 16565537407120]

約数ペア:

[(1, 16565537407120), (2, 8282768703560), (4, 4141384351780), (5, 3313107481424), (8, 2070692175890), (10, 1656553740712), (13, 1274272108240), (16, 1035346087945), (20, 828276870356), (26, 637136054120), (40, 414138435178), (52, 318568027060), (65, 254854421648), (80, 207069217589), (104, 159284013530), (130, 127427210824), (208, 79642006765), (260, 63713605412), (520, 31856802706), (1040, 15928401353), (66809, 247953680), (133618, 123976840), (238417, 69481360), (267236, 61988420), (334045, 49590736), (476834, 34740680), (534472, 30994210), (668090, 24795368), (868517, 19073360), (953668, 17370340), (1068944, 15497105), (1192085, 13896272), (1336180, 12397684), (1737034, 9536680), (1907336, 8685170), (2384170, 6948136), (2672360, 6198842), (3099421, 5344720), (3474068, 4768340), (3814672, 4342585)]