77965983700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4021}}^1\times {\mathrm{17627}}^1$

素因数の和:21673

約数の個数: 72

約数和(自身を含む): 184623120864

約数和(自身を除く): 106657137164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 4021, 8042, 16084, 17627, 20105, 35254, 40210, 44231, 70508, 80420, 88135, 88462, 100525, 176270, 176924, 193897, 201050, 221155, 352540, 387794, 402100, 440675, 442310, 775588, 881350, 884620, 969485, 1105775, 1762700, 1938970, 2211550, 3877940, 4423100, 4847425, 9694850, 19389700, 70878167, 141756334, 283512668, 354390835, 708781670, 779659837, 1417563340, 1559319674, 1771954175, 3118639348, 3543908350, 3898299185, 7087816700, 7796598370, 15593196740, 19491495925, 38982991850, 77965983700]

約数ペア:

[(1, 77965983700), (2, 38982991850), (4, 19491495925), (5, 15593196740), (10, 7796598370), (11, 7087816700), (20, 3898299185), (22, 3543908350), (25, 3118639348), (44, 1771954175), (50, 1559319674), (55, 1417563340), (100, 779659837), (110, 708781670), (220, 354390835), (275, 283512668), (550, 141756334), (1100, 70878167), (4021, 19389700), (8042, 9694850), (16084, 4847425), (17627, 4423100), (20105, 3877940), (35254, 2211550), (40210, 1938970), (44231, 1762700), (70508, 1105775), (80420, 969485), (88135, 884620), (88462, 881350), (100525, 775588), (176270, 442310), (176924, 440675), (193897, 402100), (201050, 387794), (221155, 352540)]