65538395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 87393600

約数和(自身を除く): 21855205

約数列:

[1, 5, 13, 65, 67, 101, 149, 335, 505, 745, 871, 1313, 1937, 4355, 6565, 6767, 9685, 9983, 15049, 33835, 49915, 75245, 87971, 129779, 195637, 439855, 648895, 978185, 1008283, 5041415, 13107679, 65538395]

約数ペア:

[(1, 65538395), (5, 13107679), (13, 5041415), (65, 1008283), (67, 978185), (101, 648895), (149, 439855), (335, 195637), (505, 129779), (745, 87971), (871, 75245), (1313, 49915), (1937, 33835), (4355, 15049), (6565, 9983), (6767, 9685)]