53470000

素因数分解:

$2^4\times 5^4\times {\mathrm{5347}}^1$

素因数の和:5375

約数の個数: 50

約数和(自身を含む): 129480428

約数和(自身を除く): 76010428

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, 5347, 10000, 10694, 21388, 26735, 42776, 53470, 85552, 106940, 133675, 213880, 267350, 427760, 534700, 668375, 1069400, 1336750, 2138800, 2673500, 3341875, 5347000, 6683750, 10694000, 13367500, 26735000, 53470000]

約数ペア:

[(1, 53470000), (2, 26735000), (4, 13367500), (5, 10694000), (8, 6683750), (10, 5347000), (16, 3341875), (20, 2673500), (25, 2138800), (40, 1336750), (50, 1069400), (80, 668375), (100, 534700), (125, 427760), (200, 267350), (250, 213880), (400, 133675), (500, 106940), (625, 85552), (1000, 53470), (1250, 42776), (2000, 26735), (2500, 21388), (5000, 10694), (5347, 10000)]