90856600

素因数分解:

$2^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{2153}}^1$

素因数の和:2380

約数の個数: 48

約数和(自身を含む): 212341320

約数和(自身を除く): 121484720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 211, 422, 844, 1055, 1688, 2110, 2153, 4220, 4306, 5275, 8440, 8612, 10550, 10765, 17224, 21100, 21530, 42200, 43060, 53825, 86120, 107650, 215300, 430600, 454283, 908566, 1817132, 2271415, 3634264, 4542830, 9085660, 11357075, 18171320, 22714150, 45428300, 90856600]

約数ペア:

[(1, 90856600), (2, 45428300), (4, 22714150), (5, 18171320), (8, 11357075), (10, 9085660), (20, 4542830), (25, 3634264), (40, 2271415), (50, 1817132), (100, 908566), (200, 454283), (211, 430600), (422, 215300), (844, 107650), (1055, 86120), (1688, 53825), (2110, 43060), (2153, 42200), (4220, 21530), (4306, 21100), (5275, 17224), (8440, 10765), (8612, 10550)]