5142680

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1549}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 11718000

約数和(自身を除く): 6575320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1549, 1660, 3098, 3320, 6196, 7745, 12392, 15490, 30980, 61960, 128567, 257134, 514268, 642835, 1028536, 1285670, 2571340, 5142680]

約数ペア:

[(1, 5142680), (2, 2571340), (4, 1285670), (5, 1028536), (8, 642835), (10, 514268), (20, 257134), (40, 128567), (83, 61960), (166, 30980), (332, 15490), (415, 12392), (664, 7745), (830, 6196), (1549, 3320), (1660, 3098)]