16615672040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{640049}}^1$

素因数の和:640130

約数の個数: 64

約数和(自身を含む): 41475240000

約数和(自身を除く): 24859567960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1180, 1298, 2360, 2596, 3245, 5192, 6490, 12980, 25960, 640049, 1280098, 2560196, 3200245, 5120392, 6400490, 7040539, 12800980, 14081078, 25601960, 28162156, 35202695, 37762891, 56324312, 70405390, 75525782, 140810780, 151051564, 188814455, 281621560, 302103128, 377628910, 415391801, 755257820, 830783602, 1510515640, 1661567204, 2076959005, 3323134408, 4153918010, 8307836020, 16615672040]

約数ペア:

[(1, 16615672040), (2, 8307836020), (4, 4153918010), (5, 3323134408), (8, 2076959005), (10, 1661567204), (11, 1510515640), (20, 830783602), (22, 755257820), (40, 415391801), (44, 377628910), (55, 302103128), (59, 281621560), (88, 188814455), (110, 151051564), (118, 140810780), (220, 75525782), (236, 70405390), (295, 56324312), (440, 37762891), (472, 35202695), (590, 28162156), (649, 25601960), (1180, 14081078), (1298, 12800980), (2360, 7040539), (2596, 6400490), (3245, 5120392), (5192, 3200245), (6490, 2560196), (12980, 1280098), (25960, 640049)]