31158736

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 72527104

約数和(自身を除く): 41368368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 73, 74, 103, 112, 146, 148, 206, 259, 292, 296, 412, 511, 518, 584, 592, 721, 824, 1022, 1036, 1168, 1442, 1648, 2044, 2072, 2701, 2884, 3811, 4088, 4144, 5402, 5768, 7519, 7622, 8176, 10804, 11536, 15038, 15244, 18907, 21608, 26677, 30076, 30488, 37814, 43216, 52633, 53354, 60152, 60976, 75628, 105266, 106708, 120304, 151256, 210532, 213416, 278203, 302512, 421064, 426832, 556406, 842128, 1112812, 1947421, 2225624, 3894842, 4451248, 7789684, 15579368, 31158736]

約数ペア:

[(1, 31158736), (2, 15579368), (4, 7789684), (7, 4451248), (8, 3894842), (14, 2225624), (16, 1947421), (28, 1112812), (37, 842128), (56, 556406), (73, 426832), (74, 421064), (103, 302512), (112, 278203), (146, 213416), (148, 210532), (206, 151256), (259, 120304), (292, 106708), (296, 105266), (412, 75628), (511, 60976), (518, 60152), (584, 53354), (592, 52633), (721, 43216), (824, 37814), (1022, 30488), (1036, 30076), (1168, 26677), (1442, 21608), (1648, 18907), (2044, 15244), (2072, 15038), (2701, 11536), (2884, 10804), (3811, 8176), (4088, 7622), (4144, 7519), (5402, 5768)]