401572016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{4967}}^1$

素因数の和:5169

約数の個数: 40

約数和(自身を含む): 808233984

約数和(自身を除く): 406661968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 163, 248, 326, 496, 652, 1304, 2608, 4967, 5053, 9934, 10106, 19868, 20212, 39736, 40424, 79472, 80848, 153977, 307954, 615908, 809621, 1231816, 1619242, 2463632, 3238484, 6476968, 12953936, 25098251, 50196502, 100393004, 200786008, 401572016]

約数ペア:

[(1, 401572016), (2, 200786008), (4, 100393004), (8, 50196502), (16, 25098251), (31, 12953936), (62, 6476968), (124, 3238484), (163, 2463632), (248, 1619242), (326, 1231816), (496, 809621), (652, 615908), (1304, 307954), (2608, 153977), (4967, 80848), (5053, 79472), (9934, 40424), (10106, 39736), (19868, 20212)]