28258500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{18839}}^1$

素因数の和:18861

約数の個数: 48

約数和(自身を含む): 82293120

約数和(自身を除く): 54034620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 18839, 37678, 56517, 75356, 94195, 113034, 188390, 226068, 282585, 376780, 470975, 565170, 941950, 1130340, 1412925, 1883900, 2354875, 2825850, 4709750, 5651700, 7064625, 9419500, 14129250, 28258500]

約数ペア:

[(1, 28258500), (2, 14129250), (3, 9419500), (4, 7064625), (5, 5651700), (6, 4709750), (10, 2825850), (12, 2354875), (15, 1883900), (20, 1412925), (25, 1130340), (30, 941950), (50, 565170), (60, 470975), (75, 376780), (100, 282585), (125, 226068), (150, 188390), (250, 113034), (300, 94195), (375, 75356), (500, 56517), (750, 37678), (1500, 18839)]