65260715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 21830485

約数列:

[1, 5, 13, 65, 71, 79, 179, 355, 395, 895, 923, 1027, 2327, 4615, 5135, 5609, 11635, 12709, 14141, 28045, 63545, 70705, 72917, 165217, 183833, 364585, 826085, 919165, 1004011, 5020055, 13052143, 65260715]

約数ペア:

[(1, 65260715), (5, 13052143), (13, 5020055), (65, 1004011), (71, 919165), (79, 826085), (179, 364585), (355, 183833), (395, 165217), (895, 72917), (923, 70705), (1027, 63545), (2327, 28045), (4615, 14141), (5135, 12709), (5609, 11635)]