164406268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 324136960

約数和(自身を除く): 159730692

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 158, 316, 403, 806, 1027, 1291, 1612, 2054, 2449, 2582, 4108, 4898, 5164, 9796, 16783, 31837, 33566, 40021, 63674, 67132, 80042, 101989, 127348, 160084, 203978, 407956, 520273, 1040546, 1325857, 2081092, 2651714, 3161659, 5303428, 6323318, 12646636, 41101567, 82203134, 164406268]

約数ペア:

[(1, 164406268), (2, 82203134), (4, 41101567), (13, 12646636), (26, 6323318), (31, 5303428), (52, 3161659), (62, 2651714), (79, 2081092), (124, 1325857), (158, 1040546), (316, 520273), (403, 407956), (806, 203978), (1027, 160084), (1291, 127348), (1612, 101989), (2054, 80042), (2449, 67132), (2582, 63674), (4108, 40021), (4898, 33566), (5164, 31837), (9796, 16783)]