980717770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 1852012800

約数和(自身を除く): 871295030

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 157, 199, 215, 314, 365, 398, 430, 730, 785, 995, 1570, 1990, 3139, 6278, 6751, 8557, 11461, 13502, 14527, 15695, 17114, 22922, 29054, 31243, 31390, 33755, 42785, 57305, 62486, 67510, 72635, 85570, 114610, 145270, 156215, 312430, 492823, 624661, 985646, 1249322, 1343449, 2280739, 2464115, 2686898, 3123305, 4561478, 4928230, 6246610, 6717245, 11403695, 13434490, 22807390, 98071777, 196143554, 490358885, 980717770]

約数ペア:

[(1, 980717770), (2, 490358885), (5, 196143554), (10, 98071777), (43, 22807390), (73, 13434490), (86, 11403695), (146, 6717245), (157, 6246610), (199, 4928230), (215, 4561478), (314, 3123305), (365, 2686898), (398, 2464115), (430, 2280739), (730, 1343449), (785, 1249322), (995, 985646), (1570, 624661), (1990, 492823), (3139, 312430), (6278, 156215), (6751, 145270), (8557, 114610), (11461, 85570), (13502, 72635), (14527, 67510), (15695, 62486), (17114, 57305), (22922, 42785), (29054, 33755), (31243, 31390)]