90142736

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 179702784

約数和(自身を除く): 89560048

約数列:

[1, 2, 4, 8, 16, 71, 73, 142, 146, 284, 292, 568, 584, 1087, 1136, 1168, 2174, 4348, 5183, 8696, 10366, 17392, 20732, 41464, 77177, 79351, 82928, 154354, 158702, 308708, 317404, 617416, 634808, 1234832, 1269616, 5633921, 11267842, 22535684, 45071368, 90142736]

約数ペア:

[(1, 90142736), (2, 45071368), (4, 22535684), (8, 11267842), (16, 5633921), (71, 1269616), (73, 1234832), (142, 634808), (146, 617416), (284, 317404), (292, 308708), (568, 158702), (584, 154354), (1087, 82928), (1136, 79351), (1168, 77177), (2174, 41464), (4348, 20732), (5183, 17392), (8696, 10366)]