12908600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 32736000

約数和(自身を除く): 19827400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 43, 50, 76, 79, 86, 95, 100, 152, 158, 172, 190, 200, 215, 316, 344, 380, 395, 430, 475, 632, 760, 790, 817, 860, 950, 1075, 1501, 1580, 1634, 1720, 1900, 1975, 2150, 3002, 3160, 3268, 3397, 3800, 3950, 4085, 4300, 6004, 6536, 6794, 7505, 7900, 8170, 8600, 12008, 13588, 15010, 15800, 16340, 16985, 20425, 27176, 30020, 32680, 33970, 37525, 40850, 60040, 64543, 67940, 75050, 81700, 84925, 129086, 135880, 150100, 163400, 169850, 258172, 300200, 322715, 339700, 516344, 645430, 679400, 1290860, 1613575, 2581720, 3227150, 6454300, 12908600]

約数ペア:

[(1, 12908600), (2, 6454300), (4, 3227150), (5, 2581720), (8, 1613575), (10, 1290860), (19, 679400), (20, 645430), (25, 516344), (38, 339700), (40, 322715), (43, 300200), (50, 258172), (76, 169850), (79, 163400), (86, 150100), (95, 135880), (100, 129086), (152, 84925), (158, 81700), (172, 75050), (190, 67940), (200, 64543), (215, 60040), (316, 40850), (344, 37525), (380, 33970), (395, 32680), (430, 30020), (475, 27176), (632, 20425), (760, 16985), (790, 16340), (817, 15800), (860, 15010), (950, 13588), (1075, 12008), (1501, 8600), (1580, 8170), (1634, 7900), (1720, 7505), (1900, 6794), (1975, 6536), (2150, 6004), (3002, 4300), (3160, 4085), (3268, 3950), (3397, 3800)]