86732720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1402

約数の個数: 80

約数和(自身を含む): 217367040

約数和(自身を除く): 130634320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1327, 1520, 1634, 1720, 2654, 3268, 3440, 4085, 5308, 6536, 6635, 8170, 10616, 13072, 13270, 16340, 21232, 25213, 26540, 32680, 50426, 53080, 57061, 65360, 100852, 106160, 114122, 126065, 201704, 228244, 252130, 285305, 403408, 456488, 504260, 570610, 912976, 1008520, 1084159, 1141220, 2017040, 2168318, 2282440, 4336636, 4564880, 5420795, 8673272, 10841590, 17346544, 21683180, 43366360, 86732720]

約数ペア:

[(1, 86732720), (2, 43366360), (4, 21683180), (5, 17346544), (8, 10841590), (10, 8673272), (16, 5420795), (19, 4564880), (20, 4336636), (38, 2282440), (40, 2168318), (43, 2017040), (76, 1141220), (80, 1084159), (86, 1008520), (95, 912976), (152, 570610), (172, 504260), (190, 456488), (215, 403408), (304, 285305), (344, 252130), (380, 228244), (430, 201704), (688, 126065), (760, 114122), (817, 106160), (860, 100852), (1327, 65360), (1520, 57061), (1634, 53080), (1720, 50426), (2654, 32680), (3268, 26540), (3440, 25213), (4085, 21232), (5308, 16340), (6536, 13270), (6635, 13072), (8170, 10616)]