1537125980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{2381}}^1$

素因数の和:2607

約数の個数: 72

約数和(自身を含む): 3515145984

約数和(自身を除く): 1978020004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 191, 260, 338, 382, 676, 764, 845, 955, 1690, 1910, 2381, 2483, 3380, 3820, 4762, 4966, 9524, 9932, 11905, 12415, 23810, 24830, 30953, 32279, 47620, 49660, 61906, 64558, 123812, 129116, 154765, 161395, 309530, 322790, 402389, 454771, 619060, 645580, 804778, 909542, 1609556, 1819084, 2011945, 2273855, 4023890, 4547710, 5912023, 8047780, 9095420, 11824046, 23648092, 29560115, 59120230, 76856299, 118240460, 153712598, 307425196, 384281495, 768562990, 1537125980]

約数ペア:

[(1, 1537125980), (2, 768562990), (4, 384281495), (5, 307425196), (10, 153712598), (13, 118240460), (20, 76856299), (26, 59120230), (52, 29560115), (65, 23648092), (130, 11824046), (169, 9095420), (191, 8047780), (260, 5912023), (338, 4547710), (382, 4023890), (676, 2273855), (764, 2011945), (845, 1819084), (955, 1609556), (1690, 909542), (1910, 804778), (2381, 645580), (2483, 619060), (3380, 454771), (3820, 402389), (4762, 322790), (4966, 309530), (9524, 161395), (9932, 154765), (11905, 129116), (12415, 123812), (23810, 64558), (24830, 61906), (30953, 49660), (32279, 47620)]