202165880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23291}}^1$

素因数の和:23340

約数の個数: 64

約数和(自身を含む): 536647680

約数和(自身を除く): 334481800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 23291, 46582, 93164, 116455, 163037, 186328, 232910, 326074, 465820, 652148, 722021, 815185, 931640, 1304296, 1444042, 1630370, 2888084, 3260740, 3610105, 5054147, 5776168, 6521480, 7220210, 10108294, 14440420, 20216588, 25270735, 28880840, 40433176, 50541470, 101082940, 202165880]

約数ペア:

[(1, 202165880), (2, 101082940), (4, 50541470), (5, 40433176), (7, 28880840), (8, 25270735), (10, 20216588), (14, 14440420), (20, 10108294), (28, 7220210), (31, 6521480), (35, 5776168), (40, 5054147), (56, 3610105), (62, 3260740), (70, 2888084), (124, 1630370), (140, 1444042), (155, 1304296), (217, 931640), (248, 815185), (280, 722021), (310, 652148), (434, 465820), (620, 326074), (868, 232910), (1085, 186328), (1240, 163037), (1736, 116455), (2170, 93164), (4340, 46582), (8680, 23291)]