25720450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1709}}^1$

素因数の和:1771

約数の個数: 48

約数和(自身を含む): 55978560

約数和(自身を除く): 30258110

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 50, 70, 86, 175, 215, 301, 350, 430, 602, 1075, 1505, 1709, 2150, 3010, 3418, 7525, 8545, 11963, 15050, 17090, 23926, 42725, 59815, 73487, 85450, 119630, 146974, 299075, 367435, 514409, 598150, 734870, 1028818, 1837175, 2572045, 3674350, 5144090, 12860225, 25720450]

約数ペア:

[(1, 25720450), (2, 12860225), (5, 5144090), (7, 3674350), (10, 2572045), (14, 1837175), (25, 1028818), (35, 734870), (43, 598150), (50, 514409), (70, 367435), (86, 299075), (175, 146974), (215, 119630), (301, 85450), (350, 73487), (430, 59815), (602, 42725), (1075, 23926), (1505, 17090), (1709, 15050), (2150, 11963), (3010, 8545), (3418, 7525)]