71701240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8111}}^1$

素因数の和:8152

約数の個数: 64

約数和(自身を含む): 183980160

約数和(自身を除く): 112278920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8111, 8840, 16222, 32444, 40555, 64888, 81110, 105443, 137887, 162220, 210886, 275774, 324440, 421772, 527215, 551548, 689435, 843544, 1054430, 1103096, 1378870, 1792531, 2108860, 2757740, 3585062, 4217720, 5515480, 7170124, 8962655, 14340248, 17925310, 35850620, 71701240]

約数ペア:

[(1, 71701240), (2, 35850620), (4, 17925310), (5, 14340248), (8, 8962655), (10, 7170124), (13, 5515480), (17, 4217720), (20, 3585062), (26, 2757740), (34, 2108860), (40, 1792531), (52, 1378870), (65, 1103096), (68, 1054430), (85, 843544), (104, 689435), (130, 551548), (136, 527215), (170, 421772), (221, 324440), (260, 275774), (340, 210886), (442, 162220), (520, 137887), (680, 105443), (884, 81110), (1105, 64888), (1768, 40555), (2210, 32444), (4420, 16222), (8111, 8840)]