25145540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4177}}^1$

素因数の和:4236

約数の個数: 48

約数和(自身を含む): 61767552

約数和(自身を除く): 36622012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4177, 6020, 8354, 16708, 20885, 29239, 41770, 58478, 83540, 116956, 146195, 179611, 292390, 359222, 584780, 718444, 898055, 1257277, 1796110, 2514554, 3592220, 5029108, 6286385, 12572770, 25145540]

約数ペア:

[(1, 25145540), (2, 12572770), (4, 6286385), (5, 5029108), (7, 3592220), (10, 2514554), (14, 1796110), (20, 1257277), (28, 898055), (35, 718444), (43, 584780), (70, 359222), (86, 292390), (140, 179611), (172, 146195), (215, 116956), (301, 83540), (430, 58478), (602, 41770), (860, 29239), (1204, 20885), (1505, 16708), (3010, 8354), (4177, 6020)]