64413020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8681}}^1$

素因数の和:8750

約数の個数: 48

約数和(自身を含む): 157526208

約数和(自身を除く): 93113188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 8681, 17362, 34724, 43405, 60767, 86810, 121534, 173620, 243068, 303835, 460093, 607670, 920186, 1215340, 1840372, 2300465, 3220651, 4600930, 6441302, 9201860, 12882604, 16103255, 32206510, 64413020]

約数ペア:

[(1, 64413020), (2, 32206510), (4, 16103255), (5, 12882604), (7, 9201860), (10, 6441302), (14, 4600930), (20, 3220651), (28, 2300465), (35, 1840372), (53, 1215340), (70, 920186), (106, 607670), (140, 460093), (212, 303835), (265, 243068), (371, 173620), (530, 121534), (742, 86810), (1060, 60767), (1484, 43405), (1855, 34724), (3710, 17362), (7420, 8681)]