217713100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{197921}}^1$

素因数の和:197946

約数の個数: 36

約数和(自身を含む): 515388888

約数和(自身を除く): 297675788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 197921, 395842, 791684, 989605, 1979210, 2177131, 3958420, 4354262, 4948025, 8708524, 9896050, 10885655, 19792100, 21771310, 43542620, 54428275, 108856550, 217713100]

約数ペア:

[(1, 217713100), (2, 108856550), (4, 54428275), (5, 43542620), (10, 21771310), (11, 19792100), (20, 10885655), (22, 9896050), (25, 8708524), (44, 4948025), (50, 4354262), (55, 3958420), (100, 2177131), (110, 1979210), (220, 989605), (275, 791684), (550, 395842), (1100, 197921)]