25194910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 52073280

約数和(自身を除く): 26878370

約数列:

[1, 2, 5, 10, 13, 26, 29, 41, 58, 65, 82, 130, 145, 163, 205, 290, 326, 377, 410, 533, 754, 815, 1066, 1189, 1630, 1885, 2119, 2378, 2665, 3770, 4238, 4727, 5330, 5945, 6683, 9454, 10595, 11890, 13366, 15457, 21190, 23635, 30914, 33415, 47270, 61451, 66830, 77285, 86879, 122902, 154570, 173758, 193807, 307255, 387614, 434395, 614510, 868790, 969035, 1938070, 2519491, 5038982, 12597455, 25194910]

約数ペア:

[(1, 25194910), (2, 12597455), (5, 5038982), (10, 2519491), (13, 1938070), (26, 969035), (29, 868790), (41, 614510), (58, 434395), (65, 387614), (82, 307255), (130, 193807), (145, 173758), (163, 154570), (205, 122902), (290, 86879), (326, 77285), (377, 66830), (410, 61451), (533, 47270), (754, 33415), (815, 30914), (1066, 23635), (1189, 21190), (1630, 15457), (1885, 13366), (2119, 11890), (2378, 10595), (2665, 9454), (3770, 6683), (4238, 5945), (4727, 5330)]