42139850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{877}}^1$

素因数の和:951

約数の個数: 36

約数和(自身を含む): 81082422

約数和(自身を除く): 38942572

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 877, 961, 1550, 1754, 1922, 4385, 4805, 8770, 9610, 21925, 24025, 27187, 43850, 48050, 54374, 135935, 271870, 679675, 842797, 1359350, 1685594, 4213985, 8427970, 21069925, 42139850]

約数ペア:

[(1, 42139850), (2, 21069925), (5, 8427970), (10, 4213985), (25, 1685594), (31, 1359350), (50, 842797), (62, 679675), (155, 271870), (310, 135935), (775, 54374), (877, 48050), (961, 43850), (1550, 27187), (1754, 24025), (1922, 21925), (4385, 9610), (4805, 8770)]