9750000

素因数分解:

$2^4\times 3^1\times 5^6\times {\mathrm{13}}^1$

素因数の和:54

約数の個数: 140

約数和(自身を含む): 33905816

約数和(自身を除く): 24155816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 125, 130, 150, 156, 195, 200, 208, 240, 250, 260, 300, 312, 325, 375, 390, 400, 500, 520, 600, 624, 625, 650, 750, 780, 975, 1000, 1040, 1200, 1250, 1300, 1500, 1560, 1625, 1875, 1950, 2000, 2500, 2600, 3000, 3120, 3125, 3250, 3750, 3900, 4875, 5000, 5200, 6000, 6250, 6500, 7500, 7800, 8125, 9375, 9750, 10000, 12500, 13000, 15000, 15600, 15625, 16250, 18750, 19500, 24375, 25000, 26000, 30000, 31250, 32500, 37500, 39000, 40625, 46875, 48750, 50000, 62500, 65000, 75000, 78000, 81250, 93750, 97500, 121875, 125000, 130000, 150000, 162500, 187500, 195000, 203125, 243750, 250000, 325000, 375000, 390000, 406250, 487500, 609375, 650000, 750000, 812500, 975000, 1218750, 1625000, 1950000, 2437500, 3250000, 4875000, 9750000]

約数ペア:

[(1, 9750000), (2, 4875000), (3, 3250000), (4, 2437500), (5, 1950000), (6, 1625000), (8, 1218750), (10, 975000), (12, 812500), (13, 750000), (15, 650000), (16, 609375), (20, 487500), (24, 406250), (25, 390000), (26, 375000), (30, 325000), (39, 250000), (40, 243750), (48, 203125), (50, 195000), (52, 187500), (60, 162500), (65, 150000), (75, 130000), (78, 125000), (80, 121875), (100, 97500), (104, 93750), (120, 81250), (125, 78000), (130, 75000), (150, 65000), (156, 62500), (195, 50000), (200, 48750), (208, 46875), (240, 40625), (250, 39000), (260, 37500), (300, 32500), (312, 31250), (325, 30000), (375, 26000), (390, 25000), (400, 24375), (500, 19500), (520, 18750), (600, 16250), (624, 15625), (625, 15600), (650, 15000), (750, 13000), (780, 12500), (975, 10000), (1000, 9750), (1040, 9375), (1200, 8125), (1250, 7800), (1300, 7500), (1500, 6500), (1560, 6250), (1625, 6000), (1875, 5200), (1950, 5000), (2000, 4875), (2500, 3900), (2600, 3750), (3000, 3250), (3120, 3125)]