71026640

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3877}}^1$

素因数の和:4119

約数の個数: 40

約数和(自身を含む): 165900840

約数和(自身を除く): 94874200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 3877, 4580, 7754, 9160, 15508, 18320, 19385, 31016, 38770, 62032, 77540, 155080, 310160, 887833, 1775666, 3551332, 4439165, 7102664, 8878330, 14205328, 17756660, 35513320, 71026640]

約数ペア:

[(1, 71026640), (2, 35513320), (4, 17756660), (5, 14205328), (8, 8878330), (10, 7102664), (16, 4439165), (20, 3551332), (40, 1775666), (80, 887833), (229, 310160), (458, 155080), (916, 77540), (1145, 62032), (1832, 38770), (2290, 31016), (3664, 19385), (3877, 18320), (4580, 15508), (7754, 9160)]