201256540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{3067}}^1$

素因数の和:3286

約数の個数: 48

約数和(自身を含む): 449965152

約数和(自身を除く): 248708612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 340, 386, 772, 965, 1930, 3067, 3281, 3860, 6134, 6562, 12268, 13124, 15335, 16405, 30670, 32810, 52139, 61340, 65620, 104278, 208556, 260695, 521390, 591931, 1042780, 1183862, 2367724, 2959655, 5919310, 10062827, 11838620, 20125654, 40251308, 50314135, 100628270, 201256540]

約数ペア:

[(1, 201256540), (2, 100628270), (4, 50314135), (5, 40251308), (10, 20125654), (17, 11838620), (20, 10062827), (34, 5919310), (68, 2959655), (85, 2367724), (170, 1183862), (193, 1042780), (340, 591931), (386, 521390), (772, 260695), (965, 208556), (1930, 104278), (3067, 65620), (3281, 61340), (3860, 52139), (6134, 32810), (6562, 30670), (12268, 16405), (13124, 15335)]