208468100

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{19483}}^1$

素因数の和:19604

約数の個数: 36

約数和(自身を含む): 456627024

約数和(自身を除く): 248158924

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 214, 428, 535, 1070, 2140, 2675, 5350, 10700, 19483, 38966, 77932, 97415, 194830, 389660, 487075, 974150, 1948300, 2084681, 4169362, 8338724, 10423405, 20846810, 41693620, 52117025, 104234050, 208468100]

約数ペア:

[(1, 208468100), (2, 104234050), (4, 52117025), (5, 41693620), (10, 20846810), (20, 10423405), (25, 8338724), (50, 4169362), (100, 2084681), (107, 1948300), (214, 974150), (428, 487075), (535, 389660), (1070, 194830), (2140, 97415), (2675, 77932), (5350, 38966), (10700, 19483)]