66165160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53359}}^1$

素因数の和:53401

約数の個数: 32

約数和(自身を含む): 153676800

約数和(自身を除く): 87511640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 53359, 106718, 213436, 266795, 426872, 533590, 1067180, 1654129, 2134360, 3308258, 6616516, 8270645, 13233032, 16541290, 33082580, 66165160]

約数ペア:

[(1, 66165160), (2, 33082580), (4, 16541290), (5, 13233032), (8, 8270645), (10, 6616516), (20, 3308258), (31, 2134360), (40, 1654129), (62, 1067180), (124, 533590), (155, 426872), (248, 266795), (310, 213436), (620, 106718), (1240, 53359)]