66502760

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{14713}}^1$

素因数の和:14837

約数の個数: 32

約数和(自身を含む): 150965640

約数和(自身を除く): 84462880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 14713, 29426, 58852, 73565, 117704, 147130, 294260, 588520, 1662569, 3325138, 6650276, 8312845, 13300552, 16625690, 33251380, 66502760]

約数ペア:

[(1, 66502760), (2, 33251380), (4, 16625690), (5, 13300552), (8, 8312845), (10, 6650276), (20, 3325138), (40, 1662569), (113, 588520), (226, 294260), (452, 147130), (565, 117704), (904, 73565), (1130, 58852), (2260, 29426), (4520, 14713)]