87202960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 219985920

約数和(自身を除く): 132782960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 191, 208, 260, 382, 439, 520, 764, 878, 955, 1040, 1528, 1756, 1910, 2195, 2483, 3056, 3512, 3820, 4390, 4966, 5707, 7024, 7640, 8780, 9932, 11414, 12415, 15280, 17560, 19864, 22828, 24830, 28535, 35120, 39728, 45656, 49660, 57070, 83849, 91312, 99320, 114140, 167698, 198640, 228280, 335396, 419245, 456560, 670792, 838490, 1090037, 1341584, 1676980, 2180074, 3353960, 4360148, 5450185, 6707920, 8720296, 10900370, 17440592, 21800740, 43601480, 87202960]

約数ペア:

[(1, 87202960), (2, 43601480), (4, 21800740), (5, 17440592), (8, 10900370), (10, 8720296), (13, 6707920), (16, 5450185), (20, 4360148), (26, 3353960), (40, 2180074), (52, 1676980), (65, 1341584), (80, 1090037), (104, 838490), (130, 670792), (191, 456560), (208, 419245), (260, 335396), (382, 228280), (439, 198640), (520, 167698), (764, 114140), (878, 99320), (955, 91312), (1040, 83849), (1528, 57070), (1756, 49660), (1910, 45656), (2195, 39728), (2483, 35120), (3056, 28535), (3512, 24830), (3820, 22828), (4390, 19864), (4966, 17560), (5707, 15280), (7024, 12415), (7640, 11414), (8780, 9932)]