51652360

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21169}}^1$

素因数の和:21241

約数の個数: 32

約数和(自身を含む): 118128600

約数和(自身を除く): 66476240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21169, 42338, 84676, 105845, 169352, 211690, 423380, 846760, 1291309, 2582618, 5165236, 6456545, 10330472, 12913090, 25826180, 51652360]

約数ペア:

[(1, 51652360), (2, 25826180), (4, 12913090), (5, 10330472), (8, 6456545), (10, 5165236), (20, 2582618), (40, 1291309), (61, 846760), (122, 423380), (244, 211690), (305, 169352), (488, 105845), (610, 84676), (1220, 42338), (2440, 21169)]