199460900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{48649}}^1$

素因数の和:48704

約数の個数: 36

約数和(自身を含む): 443396100

約数和(自身を除く): 243935200

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 48649, 97298, 194596, 243245, 486490, 972980, 1216225, 1994609, 2432450, 3989218, 4864900, 7978436, 9973045, 19946090, 39892180, 49865225, 99730450, 199460900]

約数ペア:

[(1, 199460900), (2, 99730450), (4, 49865225), (5, 39892180), (10, 19946090), (20, 9973045), (25, 7978436), (41, 4864900), (50, 3989218), (82, 2432450), (100, 1994609), (164, 1216225), (205, 972980), (410, 486490), (820, 243245), (1025, 194596), (2050, 97298), (4100, 48649)]