201136990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{2309}}^1$

素因数の和:2628

約数の個数: 32

約数和(自身を含む): 375217920

約数和(自身を除く): 174080930

約数列:

[1, 2, 5, 10, 31, 62, 155, 281, 310, 562, 1405, 2309, 2810, 4618, 8711, 11545, 17422, 23090, 43555, 71579, 87110, 143158, 357895, 648829, 715790, 1297658, 3244145, 6488290, 20113699, 40227398, 100568495, 201136990]

約数ペア:

[(1, 201136990), (2, 100568495), (5, 40227398), (10, 20113699), (31, 6488290), (62, 3244145), (155, 1297658), (281, 715790), (310, 648829), (562, 357895), (1405, 143158), (2309, 87110), (2810, 71579), (4618, 43555), (8711, 23090), (11545, 17422)]