90007504

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{40471}}^1$

素因数の和:40618

約数の個数: 20

約数和(自身を含む): 175648480

約数和(自身を除く): 85640976

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 40471, 80942, 161884, 323768, 647536, 5625469, 11250938, 22501876, 45003752, 90007504]

約数ペア:

[(1, 90007504), (2, 45003752), (4, 22501876), (8, 11250938), (16, 5625469), (139, 647536), (278, 323768), (556, 161884), (1112, 80942), (2224, 40471)]