89849360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26119}}^1$

素因数の和:26175

約数の個数: 40

約数和(自身を含む): 213766080

約数和(自身を除く): 123916720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 26119, 52238, 104476, 130595, 208952, 261190, 417904, 522380, 1044760, 1123117, 2089520, 2246234, 4492468, 5615585, 8984936, 11231170, 17969872, 22462340, 44924680, 89849360]

約数ペア:

[(1, 89849360), (2, 44924680), (4, 22462340), (5, 17969872), (8, 11231170), (10, 8984936), (16, 5615585), (20, 4492468), (40, 2246234), (43, 2089520), (80, 1123117), (86, 1044760), (172, 522380), (215, 417904), (344, 261190), (430, 208952), (688, 130595), (860, 104476), (1720, 52238), (3440, 26119)]