125223880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{100987}}^1$

素因数の和:101029

約数の個数: 32

約数和(自身を含む): 290845440

約数和(自身を除く): 165621560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 100987, 201974, 403948, 504935, 807896, 1009870, 2019740, 3130597, 4039480, 6261194, 12522388, 15652985, 25044776, 31305970, 62611940, 125223880]

約数ペア:

[(1, 125223880), (2, 62611940), (4, 31305970), (5, 25044776), (8, 15652985), (10, 12522388), (20, 6261194), (31, 4039480), (40, 3130597), (62, 2019740), (124, 1009870), (155, 807896), (248, 504935), (310, 403948), (620, 201974), (1240, 100987)]