88914820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2452

約数の個数: 48

約数和(自身を含む): 195987456

約数和(自身を除く): 107072636

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 2351, 3782, 4702, 7564, 9404, 9455, 11755, 18910, 23510, 37820, 47020, 72881, 143411, 145762, 286822, 291524, 364405, 573644, 717055, 728810, 1434110, 1457620, 2868220, 4445741, 8891482, 17782964, 22228705, 44457410, 88914820]

約数ペア:

[(1, 88914820), (2, 44457410), (4, 22228705), (5, 17782964), (10, 8891482), (20, 4445741), (31, 2868220), (61, 1457620), (62, 1434110), (122, 728810), (124, 717055), (155, 573644), (244, 364405), (305, 291524), (310, 286822), (610, 145762), (620, 143411), (1220, 72881), (1891, 47020), (2351, 37820), (3782, 23510), (4702, 18910), (7564, 11755), (9404, 9455)]