147804560

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{25309}}^1$

素因数の和:25395

約数の個数: 40

約数和(自身を含む): 348366840

約数和(自身を除く): 200562280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 25309, 50618, 101236, 126545, 202472, 253090, 404944, 506180, 1012360, 1847557, 2024720, 3695114, 7390228, 9237785, 14780456, 18475570, 29560912, 36951140, 73902280, 147804560]

約数ペア:

[(1, 147804560), (2, 73902280), (4, 36951140), (5, 29560912), (8, 18475570), (10, 14780456), (16, 9237785), (20, 7390228), (40, 3695114), (73, 2024720), (80, 1847557), (146, 1012360), (292, 506180), (365, 404944), (584, 253090), (730, 202472), (1168, 126545), (1460, 101236), (2920, 50618), (5840, 25309)]