80768275

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1597}}^1$

素因数の和:1648

約数の個数: 36

約数和(自身を含む): 121665328

約数和(自身を除く): 40897053

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 289, 425, 595, 1445, 1597, 2023, 2975, 7225, 7985, 10115, 11179, 27149, 39925, 50575, 55895, 135745, 190043, 279475, 461533, 678725, 950215, 2307665, 3230731, 4751075, 11538325, 16153655, 80768275]

約数ペア:

[(1, 80768275), (5, 16153655), (7, 11538325), (17, 4751075), (25, 3230731), (35, 2307665), (85, 950215), (119, 678725), (175, 461533), (289, 279475), (425, 190043), (595, 135745), (1445, 55895), (1597, 50575), (2023, 39925), (2975, 27149), (7225, 11179), (7985, 10115)]