2015572915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 2757888000

約数和(自身を除く): 742315085

約数列:

[1, 5, 19, 23, 41, 95, 115, 149, 151, 205, 437, 745, 755, 779, 943, 2185, 2831, 2869, 3427, 3473, 3895, 4715, 6109, 6191, 14155, 14345, 17135, 17365, 17917, 22499, 30545, 30955, 65113, 65987, 89585, 112495, 116071, 117629, 140507, 142393, 325565, 329935, 427481, 517477, 580355, 588145, 702535, 711965, 922459, 2137405, 2587385, 2669633, 2705467, 4612295, 9832063, 13348165, 13527335, 17526721, 21216557, 49160315, 87633605, 106082785, 403114583, 2015572915]

約数ペア:

[(1, 2015572915), (5, 403114583), (19, 106082785), (23, 87633605), (41, 49160315), (95, 21216557), (115, 17526721), (149, 13527335), (151, 13348165), (205, 9832063), (437, 4612295), (745, 2705467), (755, 2669633), (779, 2587385), (943, 2137405), (2185, 922459), (2831, 711965), (2869, 702535), (3427, 588145), (3473, 580355), (3895, 517477), (4715, 427481), (6109, 329935), (6191, 325565), (14155, 142393), (14345, 140507), (17135, 117629), (17365, 116071), (17917, 112495), (22499, 89585), (30545, 65987), (30955, 65113)]