25387280

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1171}}^1$

素因数の和:1455

約数の個数: 40

約数和(自身を含む): 59293824

約数和(自身を除く): 33906544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1171, 1355, 2168, 2342, 2710, 4336, 4684, 5420, 5855, 9368, 10840, 11710, 18736, 21680, 23420, 46840, 93680, 317341, 634682, 1269364, 1586705, 2538728, 3173410, 5077456, 6346820, 12693640, 25387280]

約数ペア:

[(1, 25387280), (2, 12693640), (4, 6346820), (5, 5077456), (8, 3173410), (10, 2538728), (16, 1586705), (20, 1269364), (40, 634682), (80, 317341), (271, 93680), (542, 46840), (1084, 23420), (1171, 21680), (1355, 18736), (2168, 11710), (2342, 10840), (2710, 9368), (4336, 5855), (4684, 5420)]