78019348

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{487}}^1$

素因数の和:844

約数の個数: 36

約数和(自身を含む): 150836896

約数和(自身を除く): 72817548

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 331, 484, 487, 662, 974, 1324, 1948, 3641, 5357, 7282, 10714, 14564, 21428, 40051, 58927, 80102, 117854, 160204, 161197, 235708, 322394, 644788, 1773167, 3546334, 7092668, 19504837, 39009674, 78019348]

約数ペア:

[(1, 78019348), (2, 39009674), (4, 19504837), (11, 7092668), (22, 3546334), (44, 1773167), (121, 644788), (242, 322394), (331, 235708), (484, 161197), (487, 160204), (662, 117854), (974, 80102), (1324, 58927), (1948, 40051), (3641, 21428), (5357, 14564), (7282, 10714)]