90223456

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 182891520

約数和(自身を除く): 92668064

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 239, 251, 376, 478, 502, 752, 956, 1004, 1504, 1912, 2008, 3824, 4016, 7648, 8032, 11233, 11797, 22466, 23594, 44932, 47188, 59989, 89864, 94376, 119978, 179728, 188752, 239956, 359456, 377504, 479912, 959824, 1919648, 2819483, 5638966, 11277932, 22555864, 45111728, 90223456]

約数ペア:

[(1, 90223456), (2, 45111728), (4, 22555864), (8, 11277932), (16, 5638966), (32, 2819483), (47, 1919648), (94, 959824), (188, 479912), (239, 377504), (251, 359456), (376, 239956), (478, 188752), (502, 179728), (752, 119978), (956, 94376), (1004, 89864), (1504, 59989), (1912, 47188), (2008, 44932), (3824, 23594), (4016, 22466), (7648, 11797), (8032, 11233)]