64239890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 137168640

約数和(自身を除く): 72928750

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 167, 269, 286, 334, 538, 715, 835, 1345, 1430, 1670, 1837, 2171, 2690, 2959, 3497, 3674, 4342, 5918, 6994, 9185, 10855, 14795, 17485, 18370, 21710, 23881, 29590, 34970, 38467, 44923, 47762, 76934, 89846, 119405, 192335, 224615, 238810, 384670, 449230, 494153, 583999, 988306, 1167998, 2470765, 2919995, 4941530, 5839990, 6423989, 12847978, 32119945, 64239890]

約数ペア:

[(1, 64239890), (2, 32119945), (5, 12847978), (10, 6423989), (11, 5839990), (13, 4941530), (22, 2919995), (26, 2470765), (55, 1167998), (65, 988306), (110, 583999), (130, 494153), (143, 449230), (167, 384670), (269, 238810), (286, 224615), (334, 192335), (538, 119405), (715, 89846), (835, 76934), (1345, 47762), (1430, 44923), (1670, 38467), (1837, 34970), (2171, 29590), (2690, 23881), (2959, 21710), (3497, 18370), (3674, 17485), (4342, 14795), (5918, 10855), (6994, 9185)]