31275000

素因数分解:

$2^3\times 3^2\times 5^5\times {\mathrm{139}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 106633800

約数和(自身を除く): 75358800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 139, 150, 180, 200, 225, 250, 278, 300, 360, 375, 417, 450, 500, 556, 600, 625, 695, 750, 834, 900, 1000, 1112, 1125, 1250, 1251, 1390, 1500, 1668, 1800, 1875, 2085, 2250, 2500, 2502, 2780, 3000, 3125, 3336, 3475, 3750, 4170, 4500, 5000, 5004, 5560, 5625, 6250, 6255, 6950, 7500, 8340, 9000, 9375, 10008, 10425, 11250, 12500, 12510, 13900, 15000, 16680, 17375, 18750, 20850, 22500, 25000, 25020, 27800, 28125, 31275, 34750, 37500, 41700, 45000, 50040, 52125, 56250, 62550, 69500, 75000, 83400, 86875, 104250, 112500, 125100, 139000, 156375, 173750, 208500, 225000, 250200, 260625, 312750, 347500, 417000, 434375, 521250, 625500, 695000, 781875, 868750, 1042500, 1251000, 1303125, 1563750, 1737500, 2085000, 2606250, 3127500, 3475000, 3909375, 5212500, 6255000, 7818750, 10425000, 15637500, 31275000]

約数ペア:

[(1, 31275000), (2, 15637500), (3, 10425000), (4, 7818750), (5, 6255000), (6, 5212500), (8, 3909375), (9, 3475000), (10, 3127500), (12, 2606250), (15, 2085000), (18, 1737500), (20, 1563750), (24, 1303125), (25, 1251000), (30, 1042500), (36, 868750), (40, 781875), (45, 695000), (50, 625500), (60, 521250), (72, 434375), (75, 417000), (90, 347500), (100, 312750), (120, 260625), (125, 250200), (139, 225000), (150, 208500), (180, 173750), (200, 156375), (225, 139000), (250, 125100), (278, 112500), (300, 104250), (360, 86875), (375, 83400), (417, 75000), (450, 69500), (500, 62550), (556, 56250), (600, 52125), (625, 50040), (695, 45000), (750, 41700), (834, 37500), (900, 34750), (1000, 31275), (1112, 28125), (1125, 27800), (1250, 25020), (1251, 25000), (1390, 22500), (1500, 20850), (1668, 18750), (1800, 17375), (1875, 16680), (2085, 15000), (2250, 13900), (2500, 12510), (2502, 12500), (2780, 11250), (3000, 10425), (3125, 10008), (3336, 9375), (3475, 9000), (3750, 8340), (4170, 7500), (4500, 6950), (5000, 6255), (5004, 6250), (5560, 5625)]