201641380

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{64217}}^1$

素因数の和:64383

約数の個数: 24

約数和(自身を含む): 426150648

約数和(自身を除く): 224509268

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 64217, 128434, 256868, 321085, 642170, 1284340, 10082069, 20164138, 40328276, 50410345, 100820690, 201641380]

約数ペア:

[(1, 201641380), (2, 100820690), (4, 50410345), (5, 40328276), (10, 20164138), (20, 10082069), (157, 1284340), (314, 642170), (628, 321085), (785, 256868), (1570, 128434), (3140, 64217)]