173820530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{6719}}^1$

素因数の和:6938

約数の個数: 32

約数和(自身を含む): 338688000

約数和(自身を除く): 164867470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2587, 5174, 6719, 12935, 13438, 25870, 33595, 67190, 87347, 174694, 436735, 873470, 1337081, 2674162, 6685405, 13370810, 17382053, 34764106, 86910265, 173820530]

約数ペア:

[(1, 173820530), (2, 86910265), (5, 34764106), (10, 17382053), (13, 13370810), (26, 6685405), (65, 2674162), (130, 1337081), (199, 873470), (398, 436735), (995, 174694), (1990, 87347), (2587, 67190), (5174, 33595), (6719, 25870), (12935, 13438)]