85870330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 105730310

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 197, 394, 455, 479, 910, 958, 985, 1379, 1970, 2395, 2561, 2758, 3353, 4790, 5122, 6227, 6706, 6895, 12454, 12805, 13790, 16765, 17927, 25610, 31135, 33530, 35854, 43589, 62270, 87178, 89635, 94363, 179270, 188726, 217945, 435890, 471815, 660541, 943630, 1226719, 1321082, 2453438, 3302705, 6133595, 6605410, 8587033, 12267190, 17174066, 42935165, 85870330]

約数ペア:

[(1, 85870330), (2, 42935165), (5, 17174066), (7, 12267190), (10, 8587033), (13, 6605410), (14, 6133595), (26, 3302705), (35, 2453438), (65, 1321082), (70, 1226719), (91, 943630), (130, 660541), (182, 471815), (197, 435890), (394, 217945), (455, 188726), (479, 179270), (910, 94363), (958, 89635), (985, 87178), (1379, 62270), (1970, 43589), (2395, 35854), (2561, 33530), (2758, 31135), (3353, 25610), (4790, 17927), (5122, 16765), (6227, 13790), (6706, 12805), (6895, 12454)]