90921740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49957}}^1$

素因数の和:49986

約数の個数: 48

約数和(自身を含む): 235002432

約数和(自身を除く): 144080692

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49957, 99914, 199828, 249785, 349699, 499570, 649441, 699398, 999140, 1298882, 1398796, 1748495, 2597764, 3247205, 3496990, 4546087, 6494410, 6993980, 9092174, 12988820, 18184348, 22730435, 45460870, 90921740]

約数ペア:

[(1, 90921740), (2, 45460870), (4, 22730435), (5, 18184348), (7, 12988820), (10, 9092174), (13, 6993980), (14, 6494410), (20, 4546087), (26, 3496990), (28, 3247205), (35, 2597764), (52, 1748495), (65, 1398796), (70, 1298882), (91, 999140), (130, 699398), (140, 649441), (182, 499570), (260, 349699), (364, 249785), (455, 199828), (910, 99914), (1820, 49957)]