74620640

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1409}}^1$

素因数の和:1755

約数の個数: 48

約数和(自身を含む): 176949360

約数和(自身を除く): 102328720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1324, 1409, 1655, 2648, 2818, 3310, 5296, 5636, 6620, 7045, 10592, 11272, 13240, 14090, 22544, 26480, 28180, 45088, 52960, 56360, 112720, 225440, 466379, 932758, 1865516, 2331895, 3731032, 4663790, 7462064, 9327580, 14924128, 18655160, 37310320, 74620640]

約数ペア:

[(1, 74620640), (2, 37310320), (4, 18655160), (5, 14924128), (8, 9327580), (10, 7462064), (16, 4663790), (20, 3731032), (32, 2331895), (40, 1865516), (80, 932758), (160, 466379), (331, 225440), (662, 112720), (1324, 56360), (1409, 52960), (1655, 45088), (2648, 28180), (2818, 26480), (3310, 22544), (5296, 14090), (5636, 13240), (6620, 11272), (7045, 10592)]