16498750

素因数分解:

$2^1\times 5^4\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:286

約数の個数: 40

約数和(自身を含む): 31546152

約数和(自身を除く): 15047402

約数列:

[1, 2, 5, 10, 25, 50, 67, 125, 134, 197, 250, 335, 394, 625, 670, 985, 1250, 1675, 1970, 3350, 4925, 8375, 9850, 13199, 16750, 24625, 26398, 41875, 49250, 65995, 83750, 123125, 131990, 246250, 329975, 659950, 1649875, 3299750, 8249375, 16498750]

約数ペア:

[(1, 16498750), (2, 8249375), (5, 3299750), (10, 1649875), (25, 659950), (50, 329975), (67, 246250), (125, 131990), (134, 123125), (197, 83750), (250, 65995), (335, 49250), (394, 41875), (625, 26398), (670, 24625), (985, 16750), (1250, 13199), (1675, 9850), (1970, 8375), (3350, 4925)]