98338520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2237}}^1$

素因数の和:2412

約数の個数: 64

約数和(自身を含む): 254594880

約数和(自身を除く): 156256360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 2198, 2237, 3140, 4396, 4474, 5495, 6280, 8792, 8948, 10990, 11185, 15659, 17896, 21980, 22370, 31318, 43960, 44740, 62636, 78295, 89480, 125272, 156590, 313180, 351209, 626360, 702418, 1404836, 1756045, 2458463, 2809672, 3512090, 4916926, 7024180, 9833852, 12292315, 14048360, 19667704, 24584630, 49169260, 98338520]

約数ペア:

[(1, 98338520), (2, 49169260), (4, 24584630), (5, 19667704), (7, 14048360), (8, 12292315), (10, 9833852), (14, 7024180), (20, 4916926), (28, 3512090), (35, 2809672), (40, 2458463), (56, 1756045), (70, 1404836), (140, 702418), (157, 626360), (280, 351209), (314, 313180), (628, 156590), (785, 125272), (1099, 89480), (1256, 78295), (1570, 62636), (2198, 44740), (2237, 43960), (3140, 31318), (4396, 22370), (4474, 21980), (5495, 17896), (6280, 15659), (8792, 11185), (8948, 10990)]