51790950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1710

約数の個数: 72

約数和(自身を含む): 141191856

約数和(自身を除く): 89400906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 142, 150, 213, 225, 355, 426, 450, 639, 710, 1065, 1278, 1621, 1775, 2130, 3195, 3242, 3550, 4863, 5325, 6390, 8105, 9726, 10650, 14589, 15975, 16210, 24315, 29178, 31950, 40525, 48630, 72945, 81050, 115091, 121575, 145890, 230182, 243150, 345273, 364725, 575455, 690546, 729450, 1035819, 1150910, 1726365, 2071638, 2877275, 3452730, 5179095, 5754550, 8631825, 10358190, 17263650, 25895475, 51790950]

約数ペア:

[(1, 51790950), (2, 25895475), (3, 17263650), (5, 10358190), (6, 8631825), (9, 5754550), (10, 5179095), (15, 3452730), (18, 2877275), (25, 2071638), (30, 1726365), (45, 1150910), (50, 1035819), (71, 729450), (75, 690546), (90, 575455), (142, 364725), (150, 345273), (213, 243150), (225, 230182), (355, 145890), (426, 121575), (450, 115091), (639, 81050), (710, 72945), (1065, 48630), (1278, 40525), (1621, 31950), (1775, 29178), (2130, 24315), (3195, 16210), (3242, 15975), (3550, 14589), (4863, 10650), (5325, 9726), (6390, 8105)]