72539740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39857}}^1$

素因数の和:39886

約数の個数: 48

約数和(自身を含む): 187492032

約数和(自身を除く): 114952292

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 39857, 79714, 159428, 199285, 278999, 398570, 518141, 557998, 797140, 1036282, 1115996, 1394995, 2072564, 2590705, 2789990, 3626987, 5181410, 5579980, 7253974, 10362820, 14507948, 18134935, 36269870, 72539740]

約数ペア:

[(1, 72539740), (2, 36269870), (4, 18134935), (5, 14507948), (7, 10362820), (10, 7253974), (13, 5579980), (14, 5181410), (20, 3626987), (26, 2789990), (28, 2590705), (35, 2072564), (52, 1394995), (65, 1115996), (70, 1036282), (91, 797140), (130, 557998), (140, 518141), (182, 398570), (260, 278999), (364, 199285), (455, 159428), (910, 79714), (1820, 39857)]