80987270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{88997}}^1$

素因数の和:89024

約数の個数: 32

約数和(自身を含む): 179419968

約数和(自身を除く): 98432698

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 88997, 177994, 444985, 622979, 889970, 1156961, 1245958, 2313922, 3114895, 5784805, 6229790, 8098727, 11569610, 16197454, 40493635, 80987270]

約数ペア:

[(1, 80987270), (2, 40493635), (5, 16197454), (7, 11569610), (10, 8098727), (13, 6229790), (14, 5784805), (26, 3114895), (35, 2313922), (65, 1245958), (70, 1156961), (91, 889970), (130, 622979), (182, 444985), (455, 177994), (910, 88997)]