25212320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{22511}}^1$

素因数の和:22533

約数の個数: 48

約数和(自身を含む): 68076288

約数和(自身を除く): 42863968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 22511, 45022, 90044, 112555, 157577, 180088, 225110, 315154, 360176, 450220, 630308, 720352, 787885, 900440, 1260616, 1575770, 1800880, 2521232, 3151540, 3601760, 5042464, 6303080, 12606160, 25212320]

約数ペア:

[(1, 25212320), (2, 12606160), (4, 6303080), (5, 5042464), (7, 3601760), (8, 3151540), (10, 2521232), (14, 1800880), (16, 1575770), (20, 1260616), (28, 900440), (32, 787885), (35, 720352), (40, 630308), (56, 450220), (70, 360176), (80, 315154), (112, 225110), (140, 180088), (160, 157577), (224, 112555), (280, 90044), (560, 45022), (1120, 22511)]