75221240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 173577600

約数和(自身を除く): 98356360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 139, 163, 166, 278, 326, 332, 415, 556, 652, 664, 695, 815, 830, 1112, 1304, 1390, 1630, 1660, 2780, 3260, 3320, 5560, 6520, 11537, 13529, 22657, 23074, 27058, 45314, 46148, 54116, 57685, 67645, 90628, 92296, 108232, 113285, 115370, 135290, 181256, 226570, 230740, 270580, 453140, 461480, 541160, 906280, 1880531, 3761062, 7522124, 9402655, 15044248, 18805310, 37610620, 75221240]

約数ペア:

[(1, 75221240), (2, 37610620), (4, 18805310), (5, 15044248), (8, 9402655), (10, 7522124), (20, 3761062), (40, 1880531), (83, 906280), (139, 541160), (163, 461480), (166, 453140), (278, 270580), (326, 230740), (332, 226570), (415, 181256), (556, 135290), (652, 115370), (664, 113285), (695, 108232), (815, 92296), (830, 90628), (1112, 67645), (1304, 57685), (1390, 54116), (1630, 46148), (1660, 45314), (2780, 27058), (3260, 23074), (3320, 22657), (5560, 13529), (6520, 11537)]