204479650

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{51767}}^1$

素因数の和:51858

約数の個数: 24

約数和(自身を含む): 385153920

約数和(自身を除く): 180674270

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 51767, 103534, 258835, 517670, 1294175, 2588350, 4089593, 8179186, 20447965, 40895930, 102239825, 204479650]

約数ペア:

[(1, 204479650), (2, 102239825), (5, 40895930), (10, 20447965), (25, 8179186), (50, 4089593), (79, 2588350), (158, 1294175), (395, 517670), (790, 258835), (1975, 103534), (3950, 51767)]