129969975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 227763200

約数和(自身を除く): 97793225

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 223, 285, 409, 475, 669, 1115, 1227, 1425, 2045, 3345, 4237, 5575, 6135, 7771, 10225, 12711, 16725, 21185, 23313, 30675, 38855, 63555, 91207, 105925, 116565, 194275, 273621, 317775, 456035, 582825, 1368105, 1732933, 2280175, 5198799, 6840525, 8664665, 25993995, 43323325, 129969975]

約数ペア:

[(1, 129969975), (3, 43323325), (5, 25993995), (15, 8664665), (19, 6840525), (25, 5198799), (57, 2280175), (75, 1732933), (95, 1368105), (223, 582825), (285, 456035), (409, 317775), (475, 273621), (669, 194275), (1115, 116565), (1227, 105925), (1425, 91207), (2045, 63555), (3345, 38855), (4237, 30675), (5575, 23313), (6135, 21185), (7771, 16725), (10225, 12711)]