275290000

素因数分解:

$2^4\times 5^4\times {\mathrm{27529}}^1$

素因数の和:27557

約数の個数: 50

約数和(自身を含む): 666528830

約数和(自身を除く): 391238830

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 27529, 55058, 110116, 137645, 220232, 275290, 440464, 550580, 688225, 1101160, 1376450, 2202320, 2752900, 3441125, 5505800, 6882250, 11011600, 13764500, 17205625, 27529000, 34411250, 55058000, 68822500, 137645000, 275290000]

約数ペア:

[(1, 275290000), (2, 137645000), (4, 68822500), (5, 55058000), (8, 34411250), (10, 27529000), (16, 17205625), (20, 13764500), (25, 11011600), (40, 6882250), (50, 5505800), (80, 3441125), (100, 2752900), (125, 2202320), (200, 1376450), (250, 1101160), (400, 688225), (500, 550580), (625, 440464), (1000, 275290), (1250, 220232), (2000, 137645), (2500, 110116), (5000, 55058), (10000, 27529)]