90198860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 193396896

約数和(自身を除く): 103198036

約数列:

[1, 2, 4, 5, 10, 20, 107, 113, 214, 226, 373, 428, 452, 535, 565, 746, 1070, 1130, 1492, 1865, 2140, 2260, 3730, 7460, 12091, 24182, 39911, 42149, 48364, 60455, 79822, 84298, 120910, 159644, 168596, 199555, 210745, 241820, 399110, 421490, 798220, 842980, 4509943, 9019886, 18039772, 22549715, 45099430, 90198860]

約数ペア:

[(1, 90198860), (2, 45099430), (4, 22549715), (5, 18039772), (10, 9019886), (20, 4509943), (107, 842980), (113, 798220), (214, 421490), (226, 399110), (373, 241820), (428, 210745), (452, 199555), (535, 168596), (565, 159644), (746, 120910), (1070, 84298), (1130, 79822), (1492, 60455), (1865, 48364), (2140, 42149), (2260, 39911), (3730, 24182), (7460, 12091)]