68131180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 162570240

約数和(自身を除く): 94439060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 79, 107, 124, 130, 155, 158, 214, 260, 310, 316, 395, 403, 428, 535, 620, 790, 806, 1027, 1070, 1391, 1580, 1612, 2015, 2054, 2140, 2449, 2782, 3317, 4030, 4108, 4898, 5135, 5564, 6634, 6955, 8060, 8453, 9796, 10270, 12245, 13268, 13910, 16585, 16906, 20540, 24490, 27820, 31837, 33170, 33812, 42265, 43121, 48980, 63674, 66340, 84530, 86242, 109889, 127348, 159185, 169060, 172484, 215605, 219778, 262043, 318370, 431210, 439556, 524086, 549445, 636740, 862420, 1048172, 1098890, 1310215, 2197780, 2620430, 3406559, 5240860, 6813118, 13626236, 17032795, 34065590, 68131180]

約数ペア:

[(1, 68131180), (2, 34065590), (4, 17032795), (5, 13626236), (10, 6813118), (13, 5240860), (20, 3406559), (26, 2620430), (31, 2197780), (52, 1310215), (62, 1098890), (65, 1048172), (79, 862420), (107, 636740), (124, 549445), (130, 524086), (155, 439556), (158, 431210), (214, 318370), (260, 262043), (310, 219778), (316, 215605), (395, 172484), (403, 169060), (428, 159185), (535, 127348), (620, 109889), (790, 86242), (806, 84530), (1027, 66340), (1070, 63674), (1391, 48980), (1580, 43121), (1612, 42265), (2015, 33812), (2054, 33170), (2140, 31837), (2449, 27820), (2782, 24490), (3317, 20540), (4030, 16906), (4108, 16585), (4898, 13910), (5135, 13268), (5564, 12245), (6634, 10270), (6955, 9796), (8060, 8453)]