25181560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4957}}^1$

素因数の和:5095

約数の個数: 32

約数和(自身を含む): 57116160

約数和(自身を除く): 31934600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 4957, 5080, 9914, 19828, 24785, 39656, 49570, 99140, 198280, 629539, 1259078, 2518156, 3147695, 5036312, 6295390, 12590780, 25181560]

約数ペア:

[(1, 25181560), (2, 12590780), (4, 6295390), (5, 5036312), (8, 3147695), (10, 2518156), (20, 1259078), (40, 629539), (127, 198280), (254, 99140), (508, 49570), (635, 39656), (1016, 24785), (1270, 19828), (2540, 9914), (4957, 5080)]