25289450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 49416480

約数和(自身を除く): 24127030

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 107, 145, 163, 214, 290, 326, 535, 725, 815, 1070, 1450, 1630, 2675, 3103, 4075, 4727, 5350, 6206, 8150, 9454, 15515, 17441, 23635, 31030, 34882, 47270, 77575, 87205, 118175, 155150, 174410, 236350, 436025, 505789, 872050, 1011578, 2528945, 5057890, 12644725, 25289450]

約数ペア:

[(1, 25289450), (2, 12644725), (5, 5057890), (10, 2528945), (25, 1011578), (29, 872050), (50, 505789), (58, 436025), (107, 236350), (145, 174410), (163, 155150), (214, 118175), (290, 87205), (326, 77575), (535, 47270), (725, 34882), (815, 31030), (1070, 23635), (1450, 17441), (1630, 15515), (2675, 9454), (3103, 8150), (4075, 6206), (4727, 5350)]