87869890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6263}}^1$

素因数の和:6354

約数の個数: 32

約数和(自身を含む): 167774976

約数和(自身を除く): 79905086

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 6263, 7015, 12526, 14030, 31315, 62630, 144049, 288098, 382043, 720245, 764086, 1440490, 1910215, 3820430, 8786989, 17573978, 43934945, 87869890]

約数ペア:

[(1, 87869890), (2, 43934945), (5, 17573978), (10, 8786989), (23, 3820430), (46, 1910215), (61, 1440490), (115, 764086), (122, 720245), (230, 382043), (305, 288098), (610, 144049), (1403, 62630), (2806, 31315), (6263, 14030), (7015, 12526)]