71691830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2281}}^1$

素因数の和:2744

約数の個数: 32

約数和(自身を含む): 147873600

約数和(自身を除く): 76181770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 449, 898, 2245, 2281, 3143, 4490, 4562, 6286, 11405, 15715, 15967, 22810, 31430, 31934, 79835, 159670, 1024169, 2048338, 5120845, 7169183, 10241690, 14338366, 35845915, 71691830]

約数ペア:

[(1, 71691830), (2, 35845915), (5, 14338366), (7, 10241690), (10, 7169183), (14, 5120845), (35, 2048338), (70, 1024169), (449, 159670), (898, 79835), (2245, 31934), (2281, 31430), (3143, 22810), (4490, 15967), (4562, 15715), (6286, 11405)]