25271320

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5591}}^1$

素因数の和:5715

約数の個数: 32

約数和(自身を含む): 57373920

約数和(自身を除く): 32102600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 5591, 11182, 22364, 27955, 44728, 55910, 111820, 223640, 631783, 1263566, 2527132, 3158915, 5054264, 6317830, 12635660, 25271320]

約数ペア:

[(1, 25271320), (2, 12635660), (4, 6317830), (5, 5054264), (8, 3158915), (10, 2527132), (20, 1263566), (40, 631783), (113, 223640), (226, 111820), (452, 55910), (565, 44728), (904, 27955), (1130, 22364), (2260, 11182), (4520, 5591)]