31258810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 34059590

約数列:

[1, 2, 5, 10, 11, 22, 29, 41, 55, 58, 82, 110, 145, 205, 239, 290, 319, 410, 451, 478, 638, 902, 1189, 1195, 1595, 2255, 2378, 2390, 2629, 3190, 4510, 5258, 5945, 6931, 9799, 11890, 13079, 13145, 13862, 19598, 26158, 26290, 34655, 48995, 65395, 69310, 76241, 97990, 107789, 130790, 152482, 215578, 284171, 381205, 538945, 568342, 762410, 1077890, 1420855, 2841710, 3125881, 6251762, 15629405, 31258810]

約数ペア:

[(1, 31258810), (2, 15629405), (5, 6251762), (10, 3125881), (11, 2841710), (22, 1420855), (29, 1077890), (41, 762410), (55, 568342), (58, 538945), (82, 381205), (110, 284171), (145, 215578), (205, 152482), (239, 130790), (290, 107789), (319, 97990), (410, 76241), (451, 69310), (478, 65395), (638, 48995), (902, 34655), (1189, 26290), (1195, 26158), (1595, 19598), (2255, 13862), (2378, 13145), (2390, 13079), (2629, 11890), (3190, 9799), (4510, 6931), (5258, 5945)]