121251520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29147}}^1$

素因数の和:29177

約数の個数: 56

約数和(自身を含む): 310950864

約数和(自身を除く): 189699344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 29147, 58294, 116588, 145735, 233176, 291470, 378911, 466352, 582940, 757822, 932704, 1165880, 1515644, 1865408, 1894555, 2331760, 3031288, 3789110, 4663520, 6062576, 7578220, 9327040, 12125152, 15156440, 24250304, 30312880, 60625760, 121251520]

約数ペア:

[(1, 121251520), (2, 60625760), (4, 30312880), (5, 24250304), (8, 15156440), (10, 12125152), (13, 9327040), (16, 7578220), (20, 6062576), (26, 4663520), (32, 3789110), (40, 3031288), (52, 2331760), (64, 1894555), (65, 1865408), (80, 1515644), (104, 1165880), (130, 932704), (160, 757822), (208, 582940), (260, 466352), (320, 378911), (416, 291470), (520, 233176), (832, 145735), (1040, 116588), (2080, 58294), (4160, 29147)]