89887900

素因数分解:

$2^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{3761}}^1$

素因数の和:4014

約数の個数: 36

約数和(自身を含む): 195924960

約数和(自身を除く): 106037060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 239, 478, 956, 1195, 2390, 3761, 4780, 5975, 7522, 11950, 15044, 18805, 23900, 37610, 75220, 94025, 188050, 376100, 898879, 1797758, 3595516, 4494395, 8988790, 17977580, 22471975, 44943950, 89887900]

約数ペア:

[(1, 89887900), (2, 44943950), (4, 22471975), (5, 17977580), (10, 8988790), (20, 4494395), (25, 3595516), (50, 1797758), (100, 898879), (239, 376100), (478, 188050), (956, 94025), (1195, 75220), (2390, 37610), (3761, 23900), (4780, 18805), (5975, 15044), (7522, 11950)]