25069940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{541}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 60461184

約数和(自身を除く): 35391244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 331, 541, 662, 1082, 1324, 1655, 2164, 2317, 2705, 3310, 3787, 4634, 5410, 6620, 7574, 9268, 10820, 11585, 15148, 18935, 23170, 37870, 46340, 75740, 179071, 358142, 716284, 895355, 1253497, 1790710, 2506994, 3581420, 5013988, 6267485, 12534970, 25069940]

約数ペア:

[(1, 25069940), (2, 12534970), (4, 6267485), (5, 5013988), (7, 3581420), (10, 2506994), (14, 1790710), (20, 1253497), (28, 895355), (35, 716284), (70, 358142), (140, 179071), (331, 75740), (541, 46340), (662, 37870), (1082, 23170), (1324, 18935), (1655, 15148), (2164, 11585), (2317, 10820), (2705, 9268), (3310, 7574), (3787, 6620), (4634, 5410)]