20165127950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{523}}^1\times {\mathrm{6373}}^1$

素因数の和:6930

約数の個数: 72

約数和(自身を含む): 41312163144

約数和(自身を除く): 21147035194

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 523, 550, 605, 1046, 1210, 2615, 3025, 5230, 5753, 6050, 6373, 11506, 12746, 13075, 26150, 28765, 31865, 57530, 63283, 63730, 70103, 126566, 140206, 143825, 159325, 287650, 316415, 318650, 350515, 632830, 701030, 771133, 1542266, 1582075, 1752575, 3164150, 3333079, 3505150, 3855665, 6666158, 7711330, 16665395, 19278325, 33330790, 36663869, 38556650, 73327738, 83326975, 166653950, 183319345, 366638690, 403302559, 806605118, 916596725, 1833193450, 2016512795, 4033025590, 10082563975, 20165127950]

約数ペア:

[(1, 20165127950), (2, 10082563975), (5, 4033025590), (10, 2016512795), (11, 1833193450), (22, 916596725), (25, 806605118), (50, 403302559), (55, 366638690), (110, 183319345), (121, 166653950), (242, 83326975), (275, 73327738), (523, 38556650), (550, 36663869), (605, 33330790), (1046, 19278325), (1210, 16665395), (2615, 7711330), (3025, 6666158), (5230, 3855665), (5753, 3505150), (6050, 3333079), (6373, 3164150), (11506, 1752575), (12746, 1582075), (13075, 1542266), (26150, 771133), (28765, 701030), (31865, 632830), (57530, 350515), (63283, 318650), (63730, 316415), (70103, 287650), (126566, 159325), (140206, 143825)]