48900000

素因数分解:

$2^5\times 3^1\times 5^5\times {\mathrm{163}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 161427168

約数和(自身を除く): 112527168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 163, 200, 240, 250, 300, 326, 375, 400, 480, 489, 500, 600, 625, 652, 750, 800, 815, 978, 1000, 1200, 1250, 1304, 1500, 1630, 1875, 1956, 2000, 2400, 2445, 2500, 2608, 3000, 3125, 3260, 3750, 3912, 4000, 4075, 4890, 5000, 5216, 6000, 6250, 6520, 7500, 7824, 8150, 9375, 9780, 10000, 12000, 12225, 12500, 13040, 15000, 15648, 16300, 18750, 19560, 20000, 20375, 24450, 25000, 26080, 30000, 32600, 37500, 39120, 40750, 48900, 50000, 60000, 61125, 65200, 75000, 78240, 81500, 97800, 100000, 101875, 122250, 130400, 150000, 163000, 195600, 203750, 244500, 300000, 305625, 326000, 391200, 407500, 489000, 509375, 611250, 652000, 815000, 978000, 1018750, 1222500, 1528125, 1630000, 1956000, 2037500, 2445000, 3056250, 3260000, 4075000, 4890000, 6112500, 8150000, 9780000, 12225000, 16300000, 24450000, 48900000]

約数ペア:

[(1, 48900000), (2, 24450000), (3, 16300000), (4, 12225000), (5, 9780000), (6, 8150000), (8, 6112500), (10, 4890000), (12, 4075000), (15, 3260000), (16, 3056250), (20, 2445000), (24, 2037500), (25, 1956000), (30, 1630000), (32, 1528125), (40, 1222500), (48, 1018750), (50, 978000), (60, 815000), (75, 652000), (80, 611250), (96, 509375), (100, 489000), (120, 407500), (125, 391200), (150, 326000), (160, 305625), (163, 300000), (200, 244500), (240, 203750), (250, 195600), (300, 163000), (326, 150000), (375, 130400), (400, 122250), (480, 101875), (489, 100000), (500, 97800), (600, 81500), (625, 78240), (652, 75000), (750, 65200), (800, 61125), (815, 60000), (978, 50000), (1000, 48900), (1200, 40750), (1250, 39120), (1304, 37500), (1500, 32600), (1630, 30000), (1875, 26080), (1956, 25000), (2000, 24450), (2400, 20375), (2445, 20000), (2500, 19560), (2608, 18750), (3000, 16300), (3125, 15648), (3260, 15000), (3750, 13040), (3912, 12500), (4000, 12225), (4075, 12000), (4890, 10000), (5000, 9780), (5216, 9375), (6000, 8150), (6250, 7824), (6520, 7500)]