80012520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31751}}^1$

素因数の和:31775

約数の個数: 96

約数和(自身を含む): 297198720

約数和(自身を除く): 217186200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31751, 63502, 95253, 127004, 158755, 190506, 222257, 254008, 285759, 317510, 381012, 444514, 476265, 571518, 635020, 666771, 762024, 889028, 952530, 1111285, 1143036, 1270040, 1333542, 1428795, 1778056, 1905060, 2000313, 2222570, 2286072, 2667084, 2857590, 3333855, 3810120, 4000626, 4445140, 5334168, 5715180, 6667710, 8001252, 8890280, 10001565, 11430360, 13335420, 16002504, 20003130, 26670840, 40006260, 80012520]

約数ペア:

[(1, 80012520), (2, 40006260), (3, 26670840), (4, 20003130), (5, 16002504), (6, 13335420), (7, 11430360), (8, 10001565), (9, 8890280), (10, 8001252), (12, 6667710), (14, 5715180), (15, 5334168), (18, 4445140), (20, 4000626), (21, 3810120), (24, 3333855), (28, 2857590), (30, 2667084), (35, 2286072), (36, 2222570), (40, 2000313), (42, 1905060), (45, 1778056), (56, 1428795), (60, 1333542), (63, 1270040), (70, 1143036), (72, 1111285), (84, 952530), (90, 889028), (105, 762024), (120, 666771), (126, 635020), (140, 571518), (168, 476265), (180, 444514), (210, 381012), (252, 317510), (280, 285759), (315, 254008), (360, 222257), (420, 190506), (504, 158755), (630, 127004), (840, 95253), (1260, 63502), (2520, 31751)]