7985550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 19998720

約数和(自身を除く): 12013170

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 139, 150, 278, 383, 417, 695, 766, 834, 1149, 1390, 1915, 2085, 2298, 3475, 3830, 4170, 5745, 6950, 9575, 10425, 11490, 19150, 20850, 28725, 53237, 57450, 106474, 159711, 266185, 319422, 532370, 798555, 1330925, 1597110, 2661850, 3992775, 7985550]

約数ペア:

[(1, 7985550), (2, 3992775), (3, 2661850), (5, 1597110), (6, 1330925), (10, 798555), (15, 532370), (25, 319422), (30, 266185), (50, 159711), (75, 106474), (139, 57450), (150, 53237), (278, 28725), (383, 20850), (417, 19150), (695, 11490), (766, 10425), (834, 9575), (1149, 6950), (1390, 5745), (1915, 4170), (2085, 3830), (2298, 3475)]