66615760

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{7369}}^1$

素因数の和:7495

約数の個数: 40

約数和(自身を含む): 156273480

約数和(自身を除く): 89657720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 7369, 9040, 14738, 29476, 36845, 58952, 73690, 117904, 147380, 294760, 589520, 832697, 1665394, 3330788, 4163485, 6661576, 8326970, 13323152, 16653940, 33307880, 66615760]

約数ペア:

[(1, 66615760), (2, 33307880), (4, 16653940), (5, 13323152), (8, 8326970), (10, 6661576), (16, 4163485), (20, 3330788), (40, 1665394), (80, 832697), (113, 589520), (226, 294760), (452, 147380), (565, 117904), (904, 73690), (1130, 58952), (1808, 36845), (2260, 29476), (4520, 14738), (7369, 9040)]