80789228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{10289}}^1$

素因数の和:10457

約数の個数: 24

約数和(自身を含む): 153279840

約数和(自身を除く): 72490612

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 3926, 7852, 10289, 20578, 41156, 133757, 267514, 535028, 1553639, 3107278, 6214556, 20197307, 40394614, 80789228]

約数ペア:

[(1, 80789228), (2, 40394614), (4, 20197307), (13, 6214556), (26, 3107278), (52, 1553639), (151, 535028), (302, 267514), (604, 133757), (1963, 41156), (3926, 20578), (7852, 10289)]