86831680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20873}}^1$

素因数の和:20903

約数の個数: 56

約数和(自身を含む): 222683832

約数和(自身を除く): 135852152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20873, 41746, 83492, 104365, 166984, 208730, 271349, 333968, 417460, 542698, 667936, 834920, 1085396, 1335872, 1356745, 1669840, 2170792, 2713490, 3339680, 4341584, 5426980, 6679360, 8683168, 10853960, 17366336, 21707920, 43415840, 86831680]

約数ペア:

[(1, 86831680), (2, 43415840), (4, 21707920), (5, 17366336), (8, 10853960), (10, 8683168), (13, 6679360), (16, 5426980), (20, 4341584), (26, 3339680), (32, 2713490), (40, 2170792), (52, 1669840), (64, 1356745), (65, 1335872), (80, 1085396), (104, 834920), (130, 667936), (160, 542698), (208, 417460), (260, 333968), (320, 271349), (416, 208730), (520, 166984), (832, 104365), (1040, 83492), (2080, 41746), (4160, 20873)]