61561970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2797}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 116038656

約数和(自身を除く): 54476686

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 710, 2201, 2797, 4402, 5594, 11005, 13985, 22010, 27970, 86707, 173414, 198587, 397174, 433535, 867070, 992935, 1985870, 6156197, 12312394, 30780985, 61561970]

約数ペア:

[(1, 61561970), (2, 30780985), (5, 12312394), (10, 6156197), (31, 1985870), (62, 992935), (71, 867070), (142, 433535), (155, 397174), (310, 198587), (355, 173414), (710, 86707), (2201, 27970), (2797, 22010), (4402, 13985), (5594, 11005)]