68488000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{1223}}^1$

素因数の和:1257

約数の個数: 112

約数和(自身を含む): 193999104

約数和(自身を除く): 125511104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 320, 350, 400, 448, 500, 560, 700, 800, 875, 1000, 1120, 1223, 1400, 1600, 1750, 2000, 2240, 2446, 2800, 3500, 4000, 4892, 5600, 6115, 7000, 8000, 8561, 9784, 11200, 12230, 14000, 17122, 19568, 24460, 28000, 30575, 34244, 39136, 42805, 48920, 56000, 61150, 68488, 78272, 85610, 97840, 122300, 136976, 152875, 171220, 195680, 214025, 244600, 273952, 305750, 342440, 391360, 428050, 489200, 547904, 611500, 684880, 856100, 978400, 1070125, 1223000, 1369760, 1712200, 1956800, 2140250, 2446000, 2739520, 3424400, 4280500, 4892000, 6848800, 8561000, 9784000, 13697600, 17122000, 34244000, 68488000]

約数ペア:

[(1, 68488000), (2, 34244000), (4, 17122000), (5, 13697600), (7, 9784000), (8, 8561000), (10, 6848800), (14, 4892000), (16, 4280500), (20, 3424400), (25, 2739520), (28, 2446000), (32, 2140250), (35, 1956800), (40, 1712200), (50, 1369760), (56, 1223000), (64, 1070125), (70, 978400), (80, 856100), (100, 684880), (112, 611500), (125, 547904), (140, 489200), (160, 428050), (175, 391360), (200, 342440), (224, 305750), (250, 273952), (280, 244600), (320, 214025), (350, 195680), (400, 171220), (448, 152875), (500, 136976), (560, 122300), (700, 97840), (800, 85610), (875, 78272), (1000, 68488), (1120, 61150), (1223, 56000), (1400, 48920), (1600, 42805), (1750, 39136), (2000, 34244), (2240, 30575), (2446, 28000), (2800, 24460), (3500, 19568), (4000, 17122), (4892, 14000), (5600, 12230), (6115, 11200), (7000, 9784), (8000, 8561)]