101988680

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{5323}}^1$

素因数の和:5813

約数の個数: 32

約数和(自身を含む): 229996800

約数和(自身を除く): 128008120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4790, 5323, 9580, 10646, 19160, 21292, 26615, 42584, 53230, 106460, 212920, 2549717, 5099434, 10198868, 12748585, 20397736, 25497170, 50994340, 101988680]

約数ペア:

[(1, 101988680), (2, 50994340), (4, 25497170), (5, 20397736), (8, 12748585), (10, 10198868), (20, 5099434), (40, 2549717), (479, 212920), (958, 106460), (1916, 53230), (2395, 42584), (3832, 26615), (4790, 21292), (5323, 19160), (9580, 10646)]