30289900

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2999}}^1$

素因数の和:3114

約数の個数: 36

約数和(自身を含む): 66402000

約数和(自身を除く): 36112100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 2999, 5050, 5998, 10100, 11996, 14995, 29990, 59980, 74975, 149950, 299900, 302899, 605798, 1211596, 1514495, 3028990, 6057980, 7572475, 15144950, 30289900]

約数ペア:

[(1, 30289900), (2, 15144950), (4, 7572475), (5, 6057980), (10, 3028990), (20, 1514495), (25, 1211596), (50, 605798), (100, 302899), (101, 299900), (202, 149950), (404, 74975), (505, 59980), (1010, 29990), (2020, 14995), (2525, 11996), (2999, 10100), (5050, 5998)]