25662044

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:398

約数の個数: 36

約数和(自身を含む): 48481440

約数和(自身を除く): 22819396

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 281, 289, 316, 562, 578, 1124, 1156, 1343, 2686, 4777, 5372, 9554, 19108, 22199, 22831, 44398, 45662, 81209, 88796, 91324, 162418, 324836, 377383, 754766, 1509532, 6415511, 12831022, 25662044]

約数ペア:

[(1, 25662044), (2, 12831022), (4, 6415511), (17, 1509532), (34, 754766), (68, 377383), (79, 324836), (158, 162418), (281, 91324), (289, 88796), (316, 81209), (562, 45662), (578, 44398), (1124, 22831), (1156, 22199), (1343, 19108), (2686, 9554), (4777, 5372)]