64451635

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 84602880

約数和(自身を除く): 20151245

約数列:

[1, 5, 23, 31, 101, 115, 155, 179, 505, 713, 895, 2323, 3131, 3565, 4117, 5549, 11615, 15655, 18079, 20585, 27745, 72013, 90395, 127627, 360065, 415817, 560449, 638135, 2079085, 2802245, 12890327, 64451635]

約数ペア:

[(1, 64451635), (5, 12890327), (23, 2802245), (31, 2079085), (101, 638135), (115, 560449), (155, 415817), (179, 360065), (505, 127627), (713, 90395), (895, 72013), (2323, 27745), (3131, 20585), (3565, 18079), (4117, 15655), (5549, 11615)]