137660740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6263}}^1$

素因数の和:6436

約数の個数: 48

約数和(自身を含む): 332543232

約数和(自身を除く): 194882492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 6263, 10990, 12526, 21980, 25052, 31315, 43841, 62630, 87682, 125260, 175364, 219205, 438410, 876820, 983291, 1966582, 3933164, 4916455, 6883037, 9832910, 13766074, 19665820, 27532148, 34415185, 68830370, 137660740]

約数ペア:

[(1, 137660740), (2, 68830370), (4, 34415185), (5, 27532148), (7, 19665820), (10, 13766074), (14, 9832910), (20, 6883037), (28, 4916455), (35, 3933164), (70, 1966582), (140, 983291), (157, 876820), (314, 438410), (628, 219205), (785, 175364), (1099, 125260), (1570, 87682), (2198, 62630), (3140, 43841), (4396, 31315), (5495, 25052), (6263, 21980), (10990, 12526)]