99808375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 131788800

約数和(自身を除く): 31980425

約数列:

[1, 5, 25, 31, 43, 125, 155, 215, 599, 775, 1075, 1333, 2995, 3875, 5375, 6665, 14975, 18569, 25757, 33325, 74875, 92845, 128785, 166625, 464225, 643925, 798467, 2321125, 3219625, 3992335, 19961675, 99808375]

約数ペア:

[(1, 99808375), (5, 19961675), (25, 3992335), (31, 3219625), (43, 2321125), (125, 798467), (155, 643925), (215, 464225), (599, 166625), (775, 128785), (1075, 92845), (1333, 74875), (2995, 33325), (3875, 25757), (5375, 18569), (6665, 14975)]