66542700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31687}}^1$

素因数の和:31711

約数の個数: 72

約数和(自身を含む): 220041472

約数和(自身を除く): 153498772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 31687, 63374, 95061, 126748, 158435, 190122, 221809, 316870, 380244, 443618, 475305, 633740, 665427, 792175, 887236, 950610, 1109045, 1330854, 1584350, 1901220, 2218090, 2376525, 2661708, 3168700, 3327135, 4436180, 4753050, 5545225, 6654270, 9506100, 11090450, 13308540, 16635675, 22180900, 33271350, 66542700]

約数ペア:

[(1, 66542700), (2, 33271350), (3, 22180900), (4, 16635675), (5, 13308540), (6, 11090450), (7, 9506100), (10, 6654270), (12, 5545225), (14, 4753050), (15, 4436180), (20, 3327135), (21, 3168700), (25, 2661708), (28, 2376525), (30, 2218090), (35, 1901220), (42, 1584350), (50, 1330854), (60, 1109045), (70, 950610), (75, 887236), (84, 792175), (100, 665427), (105, 633740), (140, 475305), (150, 443618), (175, 380244), (210, 316870), (300, 221809), (350, 190122), (420, 158435), (525, 126748), (700, 95061), (1050, 63374), (2100, 31687)]