72007425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 148948800

約数和(自身を除く): 76941375

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 131, 175, 225, 315, 349, 393, 525, 655, 917, 1047, 1179, 1575, 1745, 1965, 2443, 2751, 3141, 3275, 4585, 5235, 5895, 7329, 8253, 8725, 9825, 12215, 13755, 15705, 21987, 22925, 26175, 29475, 36645, 41265, 45719, 61075, 68775, 78525, 109935, 137157, 183225, 206325, 228595, 320033, 411471, 549675, 685785, 960099, 1142975, 1600165, 2057355, 2880297, 3428925, 4800495, 8000825, 10286775, 14401485, 24002475, 72007425]

約数ペア:

[(1, 72007425), (3, 24002475), (5, 14401485), (7, 10286775), (9, 8000825), (15, 4800495), (21, 3428925), (25, 2880297), (35, 2057355), (45, 1600165), (63, 1142975), (75, 960099), (105, 685785), (131, 549675), (175, 411471), (225, 320033), (315, 228595), (349, 206325), (393, 183225), (525, 137157), (655, 109935), (917, 78525), (1047, 68775), (1179, 61075), (1575, 45719), (1745, 41265), (1965, 36645), (2443, 29475), (2751, 26175), (3141, 22925), (3275, 21987), (4585, 15705), (5235, 13755), (5895, 12215), (7329, 9825), (8253, 8725)]