90739520

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1217}}^1$

素因数の和:1467

約数の個数: 56

約数和(自身を含む): 217179144

約数和(自身を除く): 126439624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 320, 466, 932, 1165, 1217, 1864, 2330, 2434, 3728, 4660, 4868, 6085, 7456, 9320, 9736, 12170, 14912, 18640, 19472, 24340, 37280, 38944, 48680, 74560, 77888, 97360, 194720, 283561, 389440, 567122, 1134244, 1417805, 2268488, 2835610, 4536976, 5671220, 9073952, 11342440, 18147904, 22684880, 45369760, 90739520]

約数ペア:

[(1, 90739520), (2, 45369760), (4, 22684880), (5, 18147904), (8, 11342440), (10, 9073952), (16, 5671220), (20, 4536976), (32, 2835610), (40, 2268488), (64, 1417805), (80, 1134244), (160, 567122), (233, 389440), (320, 283561), (466, 194720), (932, 97360), (1165, 77888), (1217, 74560), (1864, 48680), (2330, 38944), (2434, 37280), (3728, 24340), (4660, 19472), (4868, 18640), (6085, 14912), (7456, 12170), (9320, 9736)]