80703664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{162709}}^1$

素因数の和:162748

約数の個数: 20

約数和(自身を含む): 161408320

約数和(自身を除く): 80704656

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 162709, 325418, 650836, 1301672, 2603344, 5043979, 10087958, 20175916, 40351832, 80703664]

約数ペア:

[(1, 80703664), (2, 40351832), (4, 20175916), (8, 10087958), (16, 5043979), (31, 2603344), (62, 1301672), (124, 650836), (248, 325418), (496, 162709)]