26278990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 48638880

約数和(自身を除く): 22359890

約数列:

[1, 2, 5, 10, 53, 106, 179, 265, 277, 358, 530, 554, 895, 1385, 1790, 2770, 9487, 14681, 18974, 29362, 47435, 49583, 73405, 94870, 99166, 146810, 247915, 495830, 2627899, 5255798, 13139495, 26278990]

約数ペア:

[(1, 26278990), (2, 13139495), (5, 5255798), (10, 2627899), (53, 495830), (106, 247915), (179, 146810), (265, 99166), (277, 94870), (358, 73405), (530, 49583), (554, 47435), (895, 29362), (1385, 18974), (1790, 14681), (2770, 9487)]