28291296375

素因数分解:

$3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{2447}}^1$

素因数の和:2750

約数の個数: 96

約数和(自身を含む): 52425584640

約数和(自身を除く): 24134288265

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 125, 129, 215, 225, 239, 375, 387, 645, 717, 1075, 1125, 1195, 1935, 2151, 2447, 3225, 3585, 5375, 5975, 7341, 9675, 10277, 10755, 12235, 16125, 17925, 22023, 29875, 30831, 36705, 48375, 51385, 53775, 61175, 89625, 92493, 105221, 110115, 154155, 183525, 256925, 268875, 305875, 315663, 462465, 526105, 550575, 584833, 770775, 917625, 946989, 1284625, 1578315, 1754499, 2312325, 2630525, 2752875, 2924165, 3853875, 4734945, 5263497, 7891575, 8772495, 11561625, 13152625, 14620825, 23674725, 25147819, 26317485, 39457875, 43862475, 73104125, 75443457, 118373625, 125739095, 131587425, 219312375, 226330371, 377217285, 628695475, 657937125, 1131651855, 1886086425, 3143477375, 5658259275, 9430432125, 28291296375]

約数ペア:

[(1, 28291296375), (3, 9430432125), (5, 5658259275), (9, 3143477375), (15, 1886086425), (25, 1131651855), (43, 657937125), (45, 628695475), (75, 377217285), (125, 226330371), (129, 219312375), (215, 131587425), (225, 125739095), (239, 118373625), (375, 75443457), (387, 73104125), (645, 43862475), (717, 39457875), (1075, 26317485), (1125, 25147819), (1195, 23674725), (1935, 14620825), (2151, 13152625), (2447, 11561625), (3225, 8772495), (3585, 7891575), (5375, 5263497), (5975, 4734945), (7341, 3853875), (9675, 2924165), (10277, 2752875), (10755, 2630525), (12235, 2312325), (16125, 1754499), (17925, 1578315), (22023, 1284625), (29875, 946989), (30831, 917625), (36705, 770775), (48375, 584833), (51385, 550575), (53775, 526105), (61175, 462465), (89625, 315663), (92493, 305875), (105221, 268875), (110115, 256925), (154155, 183525)]