47170000

素因数分解:

$2^4\times 5^4\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 100

約数和(自身を含む): 117665460

約数和(自身を除く): 70495460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 80, 89, 100, 106, 125, 178, 200, 212, 250, 265, 356, 400, 424, 445, 500, 530, 625, 712, 848, 890, 1000, 1060, 1250, 1325, 1424, 1780, 2000, 2120, 2225, 2500, 2650, 3560, 4240, 4450, 4717, 5000, 5300, 6625, 7120, 8900, 9434, 10000, 10600, 11125, 13250, 17800, 18868, 21200, 22250, 23585, 26500, 33125, 35600, 37736, 44500, 47170, 53000, 55625, 66250, 75472, 89000, 94340, 106000, 111250, 117925, 132500, 178000, 188680, 222500, 235850, 265000, 377360, 445000, 471700, 530000, 589625, 890000, 943400, 1179250, 1886800, 2358500, 2948125, 4717000, 5896250, 9434000, 11792500, 23585000, 47170000]

約数ペア:

[(1, 47170000), (2, 23585000), (4, 11792500), (5, 9434000), (8, 5896250), (10, 4717000), (16, 2948125), (20, 2358500), (25, 1886800), (40, 1179250), (50, 943400), (53, 890000), (80, 589625), (89, 530000), (100, 471700), (106, 445000), (125, 377360), (178, 265000), (200, 235850), (212, 222500), (250, 188680), (265, 178000), (356, 132500), (400, 117925), (424, 111250), (445, 106000), (500, 94340), (530, 89000), (625, 75472), (712, 66250), (848, 55625), (890, 53000), (1000, 47170), (1060, 44500), (1250, 37736), (1325, 35600), (1424, 33125), (1780, 26500), (2000, 23585), (2120, 22250), (2225, 21200), (2500, 18868), (2650, 17800), (3560, 13250), (4240, 11125), (4450, 10600), (4717, 10000), (5000, 9434), (5300, 8900), (6625, 7120)]