25131830

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 21135370

約数列:

[1, 2, 5, 10, 101, 149, 167, 202, 298, 334, 505, 745, 835, 1010, 1490, 1670, 15049, 16867, 24883, 30098, 33734, 49766, 75245, 84335, 124415, 150490, 168670, 248830, 2513183, 5026366, 12565915, 25131830]

約数ペア:

[(1, 25131830), (2, 12565915), (5, 5026366), (10, 2513183), (101, 248830), (149, 168670), (167, 150490), (202, 124415), (298, 84335), (334, 75245), (505, 49766), (745, 33734), (835, 30098), (1010, 24883), (1490, 16867), (1670, 15049)]