130049600

素因数分解:

$2^6\times 5^2\times {\mathrm{81281}}^1$

素因数の和:81303

約数の個数: 42

約数和(自身を含む): 320007234

約数和(自身を除く): 189957634

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 81281, 162562, 325124, 406405, 650248, 812810, 1300496, 1625620, 2032025, 2600992, 3251240, 4064050, 5201984, 6502480, 8128100, 13004960, 16256200, 26009920, 32512400, 65024800, 130049600]

約数ペア:

[(1, 130049600), (2, 65024800), (4, 32512400), (5, 26009920), (8, 16256200), (10, 13004960), (16, 8128100), (20, 6502480), (25, 5201984), (32, 4064050), (40, 3251240), (50, 2600992), (64, 2032025), (80, 1625620), (100, 1300496), (160, 812810), (200, 650248), (320, 406405), (400, 325124), (800, 162562), (1600, 81281)]