32485000

素因数分解:

$2^3\times 5^4\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 80

約数和(自身を含む): 78021900

約数和(自身を除く): 45536900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 89, 100, 125, 146, 178, 200, 250, 292, 356, 365, 445, 500, 584, 625, 712, 730, 890, 1000, 1250, 1460, 1780, 1825, 2225, 2500, 2920, 3560, 3650, 4450, 5000, 6497, 7300, 8900, 9125, 11125, 12994, 14600, 17800, 18250, 22250, 25988, 32485, 36500, 44500, 45625, 51976, 55625, 64970, 73000, 89000, 91250, 111250, 129940, 162425, 182500, 222500, 259880, 324850, 365000, 445000, 649700, 812125, 1299400, 1624250, 3248500, 4060625, 6497000, 8121250, 16242500, 32485000]

約数ペア:

[(1, 32485000), (2, 16242500), (4, 8121250), (5, 6497000), (8, 4060625), (10, 3248500), (20, 1624250), (25, 1299400), (40, 812125), (50, 649700), (73, 445000), (89, 365000), (100, 324850), (125, 259880), (146, 222500), (178, 182500), (200, 162425), (250, 129940), (292, 111250), (356, 91250), (365, 89000), (445, 73000), (500, 64970), (584, 55625), (625, 51976), (712, 45625), (730, 44500), (890, 36500), (1000, 32485), (1250, 25988), (1460, 22250), (1780, 18250), (1825, 17800), (2225, 14600), (2500, 12994), (2920, 11125), (3560, 9125), (3650, 8900), (4450, 7300), (5000, 6497)]