87920000

素因数分解:

$2^7\times 5^4\times 7^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 160

約数和(自身を含む): 251731920

約数和(自身を除く): 163811920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 157, 160, 175, 200, 224, 250, 280, 314, 320, 350, 400, 448, 500, 560, 625, 628, 640, 700, 785, 800, 875, 896, 1000, 1099, 1120, 1250, 1256, 1400, 1570, 1600, 1750, 2000, 2198, 2240, 2500, 2512, 2800, 3140, 3200, 3500, 3925, 4000, 4375, 4396, 4480, 5000, 5024, 5495, 5600, 6280, 7000, 7850, 8000, 8750, 8792, 10000, 10048, 10990, 11200, 12560, 14000, 15700, 16000, 17500, 17584, 19625, 20000, 20096, 21980, 22400, 25120, 27475, 28000, 31400, 35000, 35168, 39250, 40000, 43960, 50240, 54950, 56000, 62800, 70000, 70336, 78500, 80000, 87920, 98125, 100480, 109900, 112000, 125600, 137375, 140000, 140672, 157000, 175840, 196250, 219800, 251200, 274750, 280000, 314000, 351680, 392500, 439600, 502400, 549500, 560000, 628000, 686875, 703360, 785000, 879200, 1099000, 1256000, 1373750, 1570000, 1758400, 2198000, 2512000, 2747500, 3140000, 3516800, 4396000, 5495000, 6280000, 8792000, 10990000, 12560000, 17584000, 21980000, 43960000, 87920000]

約数ペア:

[(1, 87920000), (2, 43960000), (4, 21980000), (5, 17584000), (7, 12560000), (8, 10990000), (10, 8792000), (14, 6280000), (16, 5495000), (20, 4396000), (25, 3516800), (28, 3140000), (32, 2747500), (35, 2512000), (40, 2198000), (50, 1758400), (56, 1570000), (64, 1373750), (70, 1256000), (80, 1099000), (100, 879200), (112, 785000), (125, 703360), (128, 686875), (140, 628000), (157, 560000), (160, 549500), (175, 502400), (200, 439600), (224, 392500), (250, 351680), (280, 314000), (314, 280000), (320, 274750), (350, 251200), (400, 219800), (448, 196250), (500, 175840), (560, 157000), (625, 140672), (628, 140000), (640, 137375), (700, 125600), (785, 112000), (800, 109900), (875, 100480), (896, 98125), (1000, 87920), (1099, 80000), (1120, 78500), (1250, 70336), (1256, 70000), (1400, 62800), (1570, 56000), (1600, 54950), (1750, 50240), (2000, 43960), (2198, 40000), (2240, 39250), (2500, 35168), (2512, 35000), (2800, 31400), (3140, 28000), (3200, 27475), (3500, 25120), (3925, 22400), (4000, 21980), (4375, 20096), (4396, 20000), (4480, 19625), (5000, 17584), (5024, 17500), (5495, 16000), (5600, 15700), (6280, 14000), (7000, 12560), (7850, 11200), (8000, 10990), (8750, 10048), (8792, 10000)]