20653350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{877}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 51605328

約数和(自身を除く): 30951978

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 157, 314, 471, 785, 877, 942, 1570, 1754, 2355, 2631, 3925, 4385, 4710, 5262, 7850, 8770, 11775, 13155, 21925, 23550, 26310, 43850, 65775, 131550, 137689, 275378, 413067, 688445, 826134, 1376890, 2065335, 3442225, 4130670, 6884450, 10326675, 20653350]

約数ペア:

[(1, 20653350), (2, 10326675), (3, 6884450), (5, 4130670), (6, 3442225), (10, 2065335), (15, 1376890), (25, 826134), (30, 688445), (50, 413067), (75, 275378), (150, 137689), (157, 131550), (314, 65775), (471, 43850), (785, 26310), (877, 23550), (942, 21925), (1570, 13155), (1754, 11775), (2355, 8770), (2631, 7850), (3925, 5262), (4385, 4710)]