400430097985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1\times {\mathrm{3319}}^1$

素因数の和:4022

約数の個数: 64

約数和(自身を含む): 530554060800

約数和(自身を除く): 130123962815

約数列:

[1, 5, 19, 31, 71, 95, 155, 355, 577, 589, 1349, 2201, 2885, 2945, 3319, 6745, 10963, 11005, 16595, 17887, 40967, 41819, 54815, 63061, 89435, 102889, 204835, 209095, 235649, 315305, 339853, 514445, 778373, 1178245, 1269977, 1699265, 1915063, 1954891, 3891865, 4477331, 6349885, 7305119, 9575315, 9774455, 22386655, 24129563, 36386197, 36525595, 59366953, 120647815, 135969473, 138797261, 181930985, 296834765, 679847365, 693986305, 1127972107, 2583419987, 4215053663, 5639860535, 12917099935, 21075268315, 80086019597, 400430097985]

約数ペア:

[(1, 400430097985), (5, 80086019597), (19, 21075268315), (31, 12917099935), (71, 5639860535), (95, 4215053663), (155, 2583419987), (355, 1127972107), (577, 693986305), (589, 679847365), (1349, 296834765), (2201, 181930985), (2885, 138797261), (2945, 135969473), (3319, 120647815), (6745, 59366953), (10963, 36525595), (11005, 36386197), (16595, 24129563), (17887, 22386655), (40967, 9774455), (41819, 9575315), (54815, 7305119), (63061, 6349885), (89435, 4477331), (102889, 3891865), (204835, 1954891), (209095, 1915063), (235649, 1699265), (315305, 1269977), (339853, 1178245), (514445, 778373)]