64086820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4051}}^1$

素因数の和:4180

約数の個数: 48

約数和(自身を含む): 155207808

約数和(自身を除く): 91120988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 4051, 7910, 8102, 15820, 16204, 20255, 28357, 40510, 56714, 81020, 113428, 141785, 283570, 457763, 567140, 915526, 1831052, 2288815, 3204341, 4577630, 6408682, 9155260, 12817364, 16021705, 32043410, 64086820]

約数ペア:

[(1, 64086820), (2, 32043410), (4, 16021705), (5, 12817364), (7, 9155260), (10, 6408682), (14, 4577630), (20, 3204341), (28, 2288815), (35, 1831052), (70, 915526), (113, 567140), (140, 457763), (226, 283570), (452, 141785), (565, 113428), (791, 81020), (1130, 56714), (1582, 40510), (2260, 28357), (3164, 20255), (3955, 16204), (4051, 15820), (7910, 8102)]