68218820128

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{66877}}^1$

素因数の和:67265

約数の個数: 48

約数和(自身を含む): 135904656384

約数和(自身を除く): 67685836256

約数列:

[1, 2, 4, 8, 16, 32, 127, 251, 254, 502, 508, 1004, 1016, 2008, 2032, 4016, 4064, 8032, 31877, 63754, 66877, 127508, 133754, 255016, 267508, 510032, 535016, 1020064, 1070032, 2140064, 8493379, 16786127, 16986758, 33572254, 33973516, 67144508, 67947032, 134289016, 135894064, 268578032, 271788128, 537156064, 2131838129, 4263676258, 8527352516, 17054705032, 34109410064, 68218820128]

約数ペア:

[(1, 68218820128), (2, 34109410064), (4, 17054705032), (8, 8527352516), (16, 4263676258), (32, 2131838129), (127, 537156064), (251, 271788128), (254, 268578032), (502, 135894064), (508, 134289016), (1004, 67947032), (1016, 67144508), (2008, 33973516), (2032, 33572254), (4016, 16986758), (4064, 16786127), (8032, 8493379), (31877, 2140064), (63754, 1070032), (66877, 1020064), (127508, 535016), (133754, 510032), (255016, 267508)]