255500410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2843}}^1$

素因数の和:2923

約数の個数: 64

約数和(自身を含む): 540587520

約数和(自身を除く): 285087110

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 43, 55, 86, 95, 110, 190, 209, 215, 418, 430, 473, 817, 946, 1045, 1634, 2090, 2365, 2843, 4085, 4730, 5686, 8170, 8987, 14215, 17974, 28430, 31273, 44935, 54017, 62546, 89870, 108034, 122249, 156365, 244498, 270085, 312730, 540170, 594187, 611245, 1188374, 1222490, 1344739, 2322731, 2689478, 2970935, 4645462, 5941870, 6723695, 11613655, 13447390, 23227310, 25550041, 51100082, 127750205, 255500410]

約数ペア:

[(1, 255500410), (2, 127750205), (5, 51100082), (10, 25550041), (11, 23227310), (19, 13447390), (22, 11613655), (38, 6723695), (43, 5941870), (55, 4645462), (86, 2970935), (95, 2689478), (110, 2322731), (190, 1344739), (209, 1222490), (215, 1188374), (418, 611245), (430, 594187), (473, 540170), (817, 312730), (946, 270085), (1045, 244498), (1634, 156365), (2090, 122249), (2365, 108034), (2843, 89870), (4085, 62546), (4730, 54017), (5686, 44935), (8170, 31273), (8987, 28430), (14215, 17974)]