2653100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:674

約数の個数: 36

約数和(自身を含む): 5900664

約数和(自身を除く): 3247564

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 617, 860, 1075, 1234, 2150, 2468, 3085, 4300, 6170, 12340, 15425, 26531, 30850, 53062, 61700, 106124, 132655, 265310, 530620, 663275, 1326550, 2653100]

約数ペア:

[(1, 2653100), (2, 1326550), (4, 663275), (5, 530620), (10, 265310), (20, 132655), (25, 106124), (43, 61700), (50, 53062), (86, 30850), (100, 26531), (172, 15425), (215, 12340), (430, 6170), (617, 4300), (860, 3085), (1075, 2468), (1234, 2150)]