51284340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31657}}^1$

素因数の和:31678

約数の個数: 60

約数和(自身を含む): 160885956

約数和(自身を除く): 109601616

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 31657, 63314, 94971, 126628, 158285, 189942, 284913, 316570, 379884, 474855, 569826, 633140, 854739, 949710, 1139652, 1424565, 1709478, 1899420, 2564217, 2849130, 3418956, 4273695, 5128434, 5698260, 8547390, 10256868, 12821085, 17094780, 25642170, 51284340]

約数ペア:

[(1, 51284340), (2, 25642170), (3, 17094780), (4, 12821085), (5, 10256868), (6, 8547390), (9, 5698260), (10, 5128434), (12, 4273695), (15, 3418956), (18, 2849130), (20, 2564217), (27, 1899420), (30, 1709478), (36, 1424565), (45, 1139652), (54, 949710), (60, 854739), (81, 633140), (90, 569826), (108, 474855), (135, 379884), (162, 316570), (180, 284913), (270, 189942), (324, 158285), (405, 126628), (540, 94971), (810, 63314), (1620, 31657)]