90657872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4219}}^1$

素因数の和:4323

約数の個数: 40

約数和(自身を含む): 188380800

約数和(自身を除く): 97722928

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 316, 632, 1264, 1343, 2686, 4219, 5372, 8438, 10744, 16876, 21488, 33752, 67504, 71723, 143446, 286892, 333301, 573784, 666602, 1147568, 1333204, 2666408, 5332816, 5666117, 11332234, 22664468, 45328936, 90657872]

約数ペア:

[(1, 90657872), (2, 45328936), (4, 22664468), (8, 11332234), (16, 5666117), (17, 5332816), (34, 2666408), (68, 1333204), (79, 1147568), (136, 666602), (158, 573784), (272, 333301), (316, 286892), (632, 143446), (1264, 71723), (1343, 67504), (2686, 33752), (4219, 21488), (5372, 16876), (8438, 10744)]