5220451990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{24989}}^1$

素因数の和:26616

約数の個数: 32

約数和(自身を含む): 10126347840

約数和(自身を除く): 4905895850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1607, 3214, 8035, 16070, 20891, 24989, 41782, 49978, 104455, 124945, 208910, 249890, 324857, 649714, 1624285, 3248570, 40157323, 80314646, 200786615, 401573230, 522045199, 1044090398, 2610225995, 5220451990]

約数ペア:

[(1, 5220451990), (2, 2610225995), (5, 1044090398), (10, 522045199), (13, 401573230), (26, 200786615), (65, 80314646), (130, 40157323), (1607, 3248570), (3214, 1624285), (8035, 649714), (16070, 324857), (20891, 249890), (24989, 208910), (41782, 124945), (49978, 104455)]