49180000

素因数分解:

$2^5\times 5^4\times {\mathrm{2459}}^1$

素因数の和:2489

約数の個数: 60

約数和(自身を含む): 121039380

約数和(自身を除く): 71859380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2459, 2500, 4000, 4918, 5000, 9836, 10000, 12295, 19672, 20000, 24590, 39344, 49180, 61475, 78688, 98360, 122950, 196720, 245900, 307375, 393440, 491800, 614750, 983600, 1229500, 1536875, 1967200, 2459000, 3073750, 4918000, 6147500, 9836000, 12295000, 24590000, 49180000]

約数ペア:

[(1, 49180000), (2, 24590000), (4, 12295000), (5, 9836000), (8, 6147500), (10, 4918000), (16, 3073750), (20, 2459000), (25, 1967200), (32, 1536875), (40, 1229500), (50, 983600), (80, 614750), (100, 491800), (125, 393440), (160, 307375), (200, 245900), (250, 196720), (400, 122950), (500, 98360), (625, 78688), (800, 61475), (1000, 49180), (1250, 39344), (2000, 24590), (2459, 20000), (2500, 19672), (4000, 12295), (4918, 10000), (5000, 9836)]