89977264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4283}}^1$

素因数の和:4405

約数の個数: 40

約数和(自身を含む): 189644112

約数和(自身を除く): 99666848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1616, 2626, 4283, 5252, 8566, 10504, 17132, 21008, 34264, 55679, 68528, 111358, 222716, 432583, 445432, 865166, 890864, 1730332, 3460664, 5623579, 6921328, 11247158, 22494316, 44988632, 89977264]

約数ペア:

[(1, 89977264), (2, 44988632), (4, 22494316), (8, 11247158), (13, 6921328), (16, 5623579), (26, 3460664), (52, 1730332), (101, 890864), (104, 865166), (202, 445432), (208, 432583), (404, 222716), (808, 111358), (1313, 68528), (1616, 55679), (2626, 34264), (4283, 21008), (5252, 17132), (8566, 10504)]