200899100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{19891}}^1$

素因数の和:20006

約数の個数: 36

約数和(自身を含む): 440289528

約数和(自身を除く): 239390428

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 5050, 10100, 19891, 39782, 79564, 99455, 198910, 397820, 497275, 994550, 1989100, 2008991, 4017982, 8035964, 10044955, 20089910, 40179820, 50224775, 100449550, 200899100]

約数ペア:

[(1, 200899100), (2, 100449550), (4, 50224775), (5, 40179820), (10, 20089910), (20, 10044955), (25, 8035964), (50, 4017982), (100, 2008991), (101, 1989100), (202, 994550), (404, 497275), (505, 397820), (1010, 198910), (2020, 99455), (2525, 79564), (5050, 39782), (10100, 19891)]