200459900

素因数分解:

$2^2\times 5^2\times {\mathrm{401}}^1\times {\mathrm{4999}}^1$

素因数の和:5414

約数の個数: 36

約数和(自身を含む): 436170000

約数和(自身を除く): 235710100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 401, 802, 1604, 2005, 4010, 4999, 8020, 9998, 10025, 19996, 20050, 24995, 40100, 49990, 99980, 124975, 249950, 499900, 2004599, 4009198, 8018396, 10022995, 20045990, 40091980, 50114975, 100229950, 200459900]

約数ペア:

[(1, 200459900), (2, 100229950), (4, 50114975), (5, 40091980), (10, 20045990), (20, 10022995), (25, 8018396), (50, 4009198), (100, 2004599), (401, 499900), (802, 249950), (1604, 124975), (2005, 99980), (4010, 49990), (4999, 40100), (8020, 24995), (9998, 20050), (10025, 19996)]