78897530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{967}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 146361600

約数和(自身を除く): 67464070

約数列:

[1, 2, 5, 10, 41, 82, 199, 205, 398, 410, 967, 995, 1934, 1990, 4835, 8159, 9670, 16318, 39647, 40795, 79294, 81590, 192433, 198235, 384866, 396470, 962165, 1924330, 7889753, 15779506, 39448765, 78897530]

約数ペア:

[(1, 78897530), (2, 39448765), (5, 15779506), (10, 7889753), (41, 1924330), (82, 962165), (199, 396470), (205, 384866), (398, 198235), (410, 192433), (967, 81590), (995, 79294), (1934, 40795), (1990, 39647), (4835, 16318), (8159, 9670)]