51669328

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 102583712

約数和(自身を除く): 50914384

約数列:

[1, 2, 4, 8, 16, 67, 134, 157, 268, 307, 314, 536, 614, 628, 1072, 1228, 1256, 2456, 2512, 4912, 10519, 20569, 21038, 41138, 42076, 48199, 82276, 84152, 96398, 164552, 168304, 192796, 329104, 385592, 771184, 3229333, 6458666, 12917332, 25834664, 51669328]

約数ペア:

[(1, 51669328), (2, 25834664), (4, 12917332), (8, 6458666), (16, 3229333), (67, 771184), (134, 385592), (157, 329104), (268, 192796), (307, 168304), (314, 164552), (536, 96398), (614, 84152), (628, 82276), (1072, 48199), (1228, 42076), (1256, 41138), (2456, 21038), (2512, 20569), (4912, 10519)]