80347500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{3571}}^1$

素因数の和:3601

約数の個数: 90

約数和(自身を含む): 253865612

約数和(自身を除く): 173518112

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 3571, 3750, 4500, 5625, 7142, 7500, 10713, 11250, 14284, 17855, 21426, 22500, 32139, 35710, 42852, 53565, 64278, 71420, 89275, 107130, 128556, 160695, 178550, 214260, 267825, 321390, 357100, 446375, 535650, 642780, 803475, 892750, 1071300, 1339125, 1606950, 1785500, 2231875, 2678250, 3213900, 4017375, 4463750, 5356500, 6695625, 8034750, 8927500, 13391250, 16069500, 20086875, 26782500, 40173750, 80347500]

約数ペア:

[(1, 80347500), (2, 40173750), (3, 26782500), (4, 20086875), (5, 16069500), (6, 13391250), (9, 8927500), (10, 8034750), (12, 6695625), (15, 5356500), (18, 4463750), (20, 4017375), (25, 3213900), (30, 2678250), (36, 2231875), (45, 1785500), (50, 1606950), (60, 1339125), (75, 1071300), (90, 892750), (100, 803475), (125, 642780), (150, 535650), (180, 446375), (225, 357100), (250, 321390), (300, 267825), (375, 214260), (450, 178550), (500, 160695), (625, 128556), (750, 107130), (900, 89275), (1125, 71420), (1250, 64278), (1500, 53565), (1875, 42852), (2250, 35710), (2500, 32139), (3571, 22500), (3750, 21426), (4500, 17855), (5625, 14284), (7142, 11250), (7500, 10713)]