31495160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1429}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 77220000

約数和(自身を除く): 45724840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 1429, 2204, 2755, 2858, 4408, 5510, 5716, 7145, 11020, 11432, 14290, 22040, 27151, 28580, 41441, 54302, 57160, 82882, 108604, 135755, 165764, 207205, 217208, 271510, 331528, 414410, 543020, 787379, 828820, 1086040, 1574758, 1657640, 3149516, 3936895, 6299032, 7873790, 15747580, 31495160]

約数ペア:

[(1, 31495160), (2, 15747580), (4, 7873790), (5, 6299032), (8, 3936895), (10, 3149516), (19, 1657640), (20, 1574758), (29, 1086040), (38, 828820), (40, 787379), (58, 543020), (76, 414410), (95, 331528), (116, 271510), (145, 217208), (152, 207205), (190, 165764), (232, 135755), (290, 108604), (380, 82882), (551, 57160), (580, 54302), (760, 41441), (1102, 28580), (1160, 27151), (1429, 22040), (2204, 14290), (2755, 11432), (2858, 11020), (4408, 7145), (5510, 5716)]