127943660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6229}}^1$

素因数の和:6330

約数の個数: 48

約数和(自身を含む): 293059200

約数和(自身を除く): 165115540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 6229, 10270, 12458, 20540, 24916, 31145, 62290, 80977, 124580, 161954, 323908, 404885, 492091, 809770, 984182, 1619540, 1968364, 2460455, 4920910, 6397183, 9841820, 12794366, 25588732, 31985915, 63971830, 127943660]

約数ペア:

[(1, 127943660), (2, 63971830), (4, 31985915), (5, 25588732), (10, 12794366), (13, 9841820), (20, 6397183), (26, 4920910), (52, 2460455), (65, 1968364), (79, 1619540), (130, 984182), (158, 809770), (260, 492091), (316, 404885), (395, 323908), (790, 161954), (1027, 124580), (1580, 80977), (2054, 62290), (4108, 31145), (5135, 24916), (6229, 20540), (10270, 12458)]