16164640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3259}}^1$

素因数の和:3305

約数の個数: 48

約数和(自身を含む): 39432960

約数和(自身を除く): 23268320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3259, 4960, 6518, 13036, 16295, 26072, 32590, 52144, 65180, 101029, 104288, 130360, 202058, 260720, 404116, 505145, 521440, 808232, 1010290, 1616464, 2020580, 3232928, 4041160, 8082320, 16164640]

約数ペア:

[(1, 16164640), (2, 8082320), (4, 4041160), (5, 3232928), (8, 2020580), (10, 1616464), (16, 1010290), (20, 808232), (31, 521440), (32, 505145), (40, 404116), (62, 260720), (80, 202058), (124, 130360), (155, 104288), (160, 101029), (248, 65180), (310, 52144), (496, 32590), (620, 26072), (992, 16295), (1240, 13036), (2480, 6518), (3259, 4960)]