5785000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 80

約数和(自身を含む): 14760900

約数和(自身を除く): 8975900

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 89, 100, 104, 125, 130, 178, 200, 250, 260, 325, 356, 445, 500, 520, 625, 650, 712, 890, 1000, 1157, 1250, 1300, 1625, 1780, 2225, 2314, 2500, 2600, 3250, 3560, 4450, 4628, 5000, 5785, 6500, 8125, 8900, 9256, 11125, 11570, 13000, 16250, 17800, 22250, 23140, 28925, 32500, 44500, 46280, 55625, 57850, 65000, 89000, 111250, 115700, 144625, 222500, 231400, 289250, 445000, 578500, 723125, 1157000, 1446250, 2892500, 5785000]

約数ペア:

[(1, 5785000), (2, 2892500), (4, 1446250), (5, 1157000), (8, 723125), (10, 578500), (13, 445000), (20, 289250), (25, 231400), (26, 222500), (40, 144625), (50, 115700), (52, 111250), (65, 89000), (89, 65000), (100, 57850), (104, 55625), (125, 46280), (130, 44500), (178, 32500), (200, 28925), (250, 23140), (260, 22250), (325, 17800), (356, 16250), (445, 13000), (500, 11570), (520, 11125), (625, 9256), (650, 8900), (712, 8125), (890, 6500), (1000, 5785), (1157, 5000), (1250, 4628), (1300, 4450), (1625, 3560), (1780, 3250), (2225, 2600), (2314, 2500)]