82570760

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4517}}^1$

素因数の和:4985

約数の個数: 32

約数和(自身を含む): 186231960

約数和(自身を除く): 103661200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4517, 4570, 9034, 9140, 18068, 18280, 22585, 36136, 45170, 90340, 180680, 2064269, 4128538, 8257076, 10321345, 16514152, 20642690, 41285380, 82570760]

約数ペア:

[(1, 82570760), (2, 41285380), (4, 20642690), (5, 16514152), (8, 10321345), (10, 8257076), (20, 4128538), (40, 2064269), (457, 180680), (914, 90340), (1828, 45170), (2285, 36136), (3656, 22585), (4517, 18280), (4570, 18068), (9034, 9140)]