82499620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25621}}^1$

素因数の和:25660

約数の個数: 48

約数和(自身を含む): 206615808

約数和(自身を除く): 124116188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 25621, 51242, 102484, 128105, 179347, 256210, 358694, 512420, 589283, 717388, 896735, 1178566, 1793470, 2357132, 2946415, 3586940, 4124981, 5892830, 8249962, 11785660, 16499924, 20624905, 41249810, 82499620]

約数ペア:

[(1, 82499620), (2, 41249810), (4, 20624905), (5, 16499924), (7, 11785660), (10, 8249962), (14, 5892830), (20, 4124981), (23, 3586940), (28, 2946415), (35, 2357132), (46, 1793470), (70, 1178566), (92, 896735), (115, 717388), (140, 589283), (161, 512420), (230, 358694), (322, 256210), (460, 179347), (644, 128105), (805, 102484), (1610, 51242), (3220, 25621)]