91573040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{461}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 230985216

約数和(自身を除く): 139412176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 191, 208, 260, 382, 461, 520, 764, 922, 955, 1040, 1528, 1844, 1910, 2305, 2483, 3056, 3688, 3820, 4610, 4966, 5993, 7376, 7640, 9220, 9932, 11986, 12415, 15280, 18440, 19864, 23972, 24830, 29965, 36880, 39728, 47944, 49660, 59930, 88051, 95888, 99320, 119860, 176102, 198640, 239720, 352204, 440255, 479440, 704408, 880510, 1144663, 1408816, 1761020, 2289326, 3522040, 4578652, 5723315, 7044080, 9157304, 11446630, 18314608, 22893260, 45786520, 91573040]

約数ペア:

[(1, 91573040), (2, 45786520), (4, 22893260), (5, 18314608), (8, 11446630), (10, 9157304), (13, 7044080), (16, 5723315), (20, 4578652), (26, 3522040), (40, 2289326), (52, 1761020), (65, 1408816), (80, 1144663), (104, 880510), (130, 704408), (191, 479440), (208, 440255), (260, 352204), (382, 239720), (461, 198640), (520, 176102), (764, 119860), (922, 99320), (955, 95888), (1040, 88051), (1528, 59930), (1844, 49660), (1910, 47944), (2305, 39728), (2483, 36880), (3056, 29965), (3688, 24830), (3820, 23972), (4610, 19864), (4966, 18440), (5993, 15280), (7376, 12415), (7640, 11986), (9220, 9932)]