81089700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{270299}}^1$

素因数の和:270316

約数の個数: 36

約数和(自身を含む): 234620400

約数和(自身を除く): 153530700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 270299, 540598, 810897, 1081196, 1351495, 1621794, 2702990, 3243588, 4054485, 5405980, 6757475, 8108970, 13514950, 16217940, 20272425, 27029900, 40544850, 81089700]

約数ペア:

[(1, 81089700), (2, 40544850), (3, 27029900), (4, 20272425), (5, 16217940), (6, 13514950), (10, 8108970), (12, 6757475), (15, 5405980), (20, 4054485), (25, 3243588), (30, 2702990), (50, 1621794), (60, 1351495), (75, 1081196), (100, 810897), (150, 540598), (300, 270299)]