64366640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1049}}^1$

素因数の和:1134

約数の個数: 80

約数和(自身を含む): 164052000

約数和(自身を除く): 99685360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1049, 1180, 1534, 2098, 2360, 3068, 3835, 4196, 4720, 5245, 6136, 7670, 8392, 10490, 12272, 13637, 15340, 16784, 20980, 27274, 30680, 41960, 54548, 61360, 61891, 68185, 83920, 109096, 123782, 136370, 218192, 247564, 272740, 309455, 495128, 545480, 618910, 804583, 990256, 1090960, 1237820, 1609166, 2475640, 3218332, 4022915, 4951280, 6436664, 8045830, 12873328, 16091660, 32183320, 64366640]

約数ペア:

[(1, 64366640), (2, 32183320), (4, 16091660), (5, 12873328), (8, 8045830), (10, 6436664), (13, 4951280), (16, 4022915), (20, 3218332), (26, 2475640), (40, 1609166), (52, 1237820), (59, 1090960), (65, 990256), (80, 804583), (104, 618910), (118, 545480), (130, 495128), (208, 309455), (236, 272740), (260, 247564), (295, 218192), (472, 136370), (520, 123782), (590, 109096), (767, 83920), (944, 68185), (1040, 61891), (1049, 61360), (1180, 54548), (1534, 41960), (2098, 30680), (2360, 27274), (3068, 20980), (3835, 16784), (4196, 15340), (4720, 13637), (5245, 12272), (6136, 10490), (7670, 8392)]