64957570

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{419}}^2$

素因数の和:882

約数の個数: 24

約数和(自身を含む): 120371004

約数和(自身を除く): 55413434

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 419, 838, 2095, 4190, 15503, 31006, 77515, 155030, 175561, 351122, 877805, 1755610, 6495757, 12991514, 32478785, 64957570]

約数ペア:

[(1, 64957570), (2, 32478785), (5, 12991514), (10, 6495757), (37, 1755610), (74, 877805), (185, 351122), (370, 175561), (419, 155030), (838, 77515), (2095, 31006), (4190, 15503)]