64062260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 138806976

約数和(自身を除く): 74744716

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 163, 172, 215, 326, 430, 457, 652, 815, 860, 914, 1630, 1828, 2285, 3260, 4570, 7009, 9140, 14018, 19651, 28036, 35045, 39302, 70090, 74491, 78604, 98255, 140180, 148982, 196510, 297964, 372455, 393020, 744910, 1489820, 3203113, 6406226, 12812452, 16015565, 32031130, 64062260]

約数ペア:

[(1, 64062260), (2, 32031130), (4, 16015565), (5, 12812452), (10, 6406226), (20, 3203113), (43, 1489820), (86, 744910), (163, 393020), (172, 372455), (215, 297964), (326, 196510), (430, 148982), (457, 140180), (652, 98255), (815, 78604), (860, 74491), (914, 70090), (1630, 39302), (1828, 35045), (2285, 28036), (3260, 19651), (4570, 14018), (7009, 9140)]