142972310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2729}}^1$

素因数の和:2793

約数の個数: 48

約数和(自身を含む): 287763840

約数和(自身を除く): 144791530

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1690, 2015, 2729, 4030, 5239, 5458, 10478, 13645, 26195, 27290, 35477, 52390, 70954, 84599, 169198, 177385, 354770, 422995, 461201, 845990, 922402, 1099787, 2199574, 2306005, 4612010, 5498935, 10997870, 14297231, 28594462, 71486155, 142972310]

約数ペア:

[(1, 142972310), (2, 71486155), (5, 28594462), (10, 14297231), (13, 10997870), (26, 5498935), (31, 4612010), (62, 2306005), (65, 2199574), (130, 1099787), (155, 922402), (169, 845990), (310, 461201), (338, 422995), (403, 354770), (806, 177385), (845, 169198), (1690, 84599), (2015, 70954), (2729, 52390), (4030, 35477), (5239, 27290), (5458, 26195), (10478, 13645)]