12547500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^1\times {\mathrm{239}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 41986560

約数和(自身を除く): 29439060

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, 125, 140, 150, 175, 210, 239, 250, 300, 350, 375, 420, 478, 500, 525, 625, 700, 717, 750, 875, 956, 1050, 1195, 1250, 1434, 1500, 1673, 1750, 1875, 2100, 2390, 2500, 2625, 2868, 3346, 3500, 3585, 3750, 4375, 4780, 5019, 5250, 5975, 6692, 7170, 7500, 8365, 8750, 10038, 10500, 11950, 13125, 14340, 16730, 17500, 17925, 20076, 23900, 25095, 26250, 29875, 33460, 35850, 41825, 50190, 52500, 59750, 71700, 83650, 89625, 100380, 119500, 125475, 149375, 167300, 179250, 209125, 250950, 298750, 358500, 418250, 448125, 501900, 597500, 627375, 836500, 896250, 1045625, 1254750, 1792500, 2091250, 2509500, 3136875, 4182500, 6273750, 12547500]

約数ペア:

[(1, 12547500), (2, 6273750), (3, 4182500), (4, 3136875), (5, 2509500), (6, 2091250), (7, 1792500), (10, 1254750), (12, 1045625), (14, 896250), (15, 836500), (20, 627375), (21, 597500), (25, 501900), (28, 448125), (30, 418250), (35, 358500), (42, 298750), (50, 250950), (60, 209125), (70, 179250), (75, 167300), (84, 149375), (100, 125475), (105, 119500), (125, 100380), (140, 89625), (150, 83650), (175, 71700), (210, 59750), (239, 52500), (250, 50190), (300, 41825), (350, 35850), (375, 33460), (420, 29875), (478, 26250), (500, 25095), (525, 23900), (625, 20076), (700, 17925), (717, 17500), (750, 16730), (875, 14340), (956, 13125), (1050, 11950), (1195, 10500), (1250, 10038), (1434, 8750), (1500, 8365), (1673, 7500), (1750, 7170), (1875, 6692), (2100, 5975), (2390, 5250), (2500, 5019), (2625, 4780), (2868, 4375), (3346, 3750), (3500, 3585)]