67204540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 155872080

約数和(自身を除く): 88667540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 169, 236, 260, 295, 337, 338, 590, 674, 676, 767, 845, 1180, 1348, 1534, 1685, 1690, 3068, 3370, 3380, 3835, 4381, 6740, 7670, 8762, 9971, 15340, 17524, 19883, 19942, 21905, 39766, 39884, 43810, 49855, 56953, 79532, 87620, 99415, 99710, 113906, 198830, 199420, 227812, 258479, 284765, 397660, 516958, 569530, 1033916, 1139060, 1292395, 2584790, 3360227, 5169580, 6720454, 13440908, 16801135, 33602270, 67204540]

約数ペア:

[(1, 67204540), (2, 33602270), (4, 16801135), (5, 13440908), (10, 6720454), (13, 5169580), (20, 3360227), (26, 2584790), (52, 1292395), (59, 1139060), (65, 1033916), (118, 569530), (130, 516958), (169, 397660), (236, 284765), (260, 258479), (295, 227812), (337, 199420), (338, 198830), (590, 113906), (674, 99710), (676, 99415), (767, 87620), (845, 79532), (1180, 56953), (1348, 49855), (1534, 43810), (1685, 39884), (1690, 39766), (3068, 21905), (3370, 19942), (3380, 19883), (3835, 17524), (4381, 15340), (6740, 9971), (7670, 8762)]