78311090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1$

素因数の和:2435

約数の個数: 64

約数和(自身を含む): 172876032

約数和(自身を除く): 94564942

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 26, 46, 55, 65, 110, 115, 130, 143, 230, 253, 286, 299, 506, 598, 715, 1265, 1430, 1495, 2381, 2530, 2990, 3289, 4762, 6578, 11905, 16445, 23810, 26191, 30953, 32890, 52382, 54763, 61906, 109526, 130955, 154765, 261910, 273815, 309530, 340483, 547630, 602393, 680966, 711919, 1204786, 1423838, 1702415, 3011965, 3404830, 3559595, 6023930, 7119190, 7831109, 15662218, 39155545, 78311090]

約数ペア:

[(1, 78311090), (2, 39155545), (5, 15662218), (10, 7831109), (11, 7119190), (13, 6023930), (22, 3559595), (23, 3404830), (26, 3011965), (46, 1702415), (55, 1423838), (65, 1204786), (110, 711919), (115, 680966), (130, 602393), (143, 547630), (230, 340483), (253, 309530), (286, 273815), (299, 261910), (506, 154765), (598, 130955), (715, 109526), (1265, 61906), (1430, 54763), (1495, 52382), (2381, 32890), (2530, 30953), (2990, 26191), (3289, 23810), (4762, 16445), (6578, 11905)]