65915540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{25951}}^1$

素因数の和:26087

約数の個数: 24

約数和(自身を含む): 139517952

約数和(自身を除く): 73602412

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 25951, 51902, 103804, 129755, 259510, 519020, 3295777, 6591554, 13183108, 16478885, 32957770, 65915540]

約数ペア:

[(1, 65915540), (2, 32957770), (4, 16478885), (5, 13183108), (10, 6591554), (20, 3295777), (127, 519020), (254, 259510), (508, 129755), (635, 103804), (1270, 51902), (2540, 25951)]