42802500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 134706880

約数和(自身を除く): 91904380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 439, 500, 625, 650, 750, 780, 878, 975, 1250, 1300, 1317, 1500, 1625, 1756, 1875, 1950, 2195, 2500, 2634, 3250, 3750, 3900, 4390, 4875, 5268, 5707, 6500, 6585, 7500, 8125, 8780, 9750, 10975, 11414, 13170, 16250, 17121, 19500, 21950, 22828, 24375, 26340, 28535, 32500, 32925, 34242, 43900, 48750, 54875, 57070, 65850, 68484, 85605, 97500, 109750, 114140, 131700, 142675, 164625, 171210, 219500, 274375, 285350, 329250, 342420, 428025, 548750, 570700, 658500, 713375, 823125, 856050, 1097500, 1426750, 1646250, 1712100, 2140125, 2853500, 3292500, 3566875, 4280250, 7133750, 8560500, 10700625, 14267500, 21401250, 42802500]

約数ペア:

[(1, 42802500), (2, 21401250), (3, 14267500), (4, 10700625), (5, 8560500), (6, 7133750), (10, 4280250), (12, 3566875), (13, 3292500), (15, 2853500), (20, 2140125), (25, 1712100), (26, 1646250), (30, 1426750), (39, 1097500), (50, 856050), (52, 823125), (60, 713375), (65, 658500), (75, 570700), (78, 548750), (100, 428025), (125, 342420), (130, 329250), (150, 285350), (156, 274375), (195, 219500), (250, 171210), (260, 164625), (300, 142675), (325, 131700), (375, 114140), (390, 109750), (439, 97500), (500, 85605), (625, 68484), (650, 65850), (750, 57070), (780, 54875), (878, 48750), (975, 43900), (1250, 34242), (1300, 32925), (1317, 32500), (1500, 28535), (1625, 26340), (1756, 24375), (1875, 22828), (1950, 21950), (2195, 19500), (2500, 17121), (2634, 16250), (3250, 13170), (3750, 11414), (3900, 10975), (4390, 9750), (4875, 8780), (5268, 8125), (5707, 7500), (6500, 6585)]