387627875

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{599}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 503193600

約数和(自身を除く): 115565725

約数列:

[1, 5, 25, 31, 125, 155, 167, 599, 775, 835, 2995, 3875, 4175, 5177, 14975, 18569, 20875, 25885, 74875, 92845, 100033, 129425, 464225, 500165, 647125, 2321125, 2500825, 3101023, 12504125, 15505115, 77525575, 387627875]

約数ペア:

[(1, 387627875), (5, 77525575), (25, 15505115), (31, 12504125), (125, 3101023), (155, 2500825), (167, 2321125), (599, 647125), (775, 500165), (835, 464225), (2995, 129425), (3875, 100033), (4175, 92845), (5177, 74875), (14975, 25885), (18569, 20875)]