401023328

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 804432384

約数和(自身を除く): 403409056

約数列:

[1, 2, 4, 8, 16, 32, 101, 127, 202, 254, 404, 508, 808, 977, 1016, 1616, 1954, 2032, 3232, 3908, 4064, 7816, 12827, 15632, 25654, 31264, 51308, 98677, 102616, 124079, 197354, 205232, 248158, 394708, 410464, 496316, 789416, 992632, 1578832, 1985264, 3157664, 3970528, 12531979, 25063958, 50127916, 100255832, 200511664, 401023328]

約数ペア:

[(1, 401023328), (2, 200511664), (4, 100255832), (8, 50127916), (16, 25063958), (32, 12531979), (101, 3970528), (127, 3157664), (202, 1985264), (254, 1578832), (404, 992632), (508, 789416), (808, 496316), (977, 410464), (1016, 394708), (1616, 248158), (1954, 205232), (2032, 197354), (3232, 124079), (3908, 102616), (4064, 98677), (7816, 51308), (12827, 31264), (15632, 25654)]