72584080

素因数分解:

$2^4\times 5^1\times {\mathrm{907301}}^1$

素因数の和:907314

約数の個数: 20

約数和(自身を含む): 168758172

約数和(自身を除く): 96174092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 907301, 1814602, 3629204, 4536505, 7258408, 9073010, 14516816, 18146020, 36292040, 72584080]

約数ペア:

[(1, 72584080), (2, 36292040), (4, 18146020), (5, 14516816), (8, 9073010), (10, 7258408), (16, 4536505), (20, 3629204), (40, 1814602), (80, 907301)]