98779660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17209}}^1$

素因数の和:17266

約数の個数: 48

約数和(自身を含む): 242867520

約数和(自身を除く): 144087860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 17209, 34418, 68836, 86045, 120463, 172090, 240926, 344180, 481852, 602315, 705569, 1204630, 1411138, 2409260, 2822276, 3527845, 4938983, 7055690, 9877966, 14111380, 19755932, 24694915, 49389830, 98779660]

約数ペア:

[(1, 98779660), (2, 49389830), (4, 24694915), (5, 19755932), (7, 14111380), (10, 9877966), (14, 7055690), (20, 4938983), (28, 3527845), (35, 2822276), (41, 2409260), (70, 1411138), (82, 1204630), (140, 705569), (164, 602315), (205, 481852), (287, 344180), (410, 240926), (574, 172090), (820, 120463), (1148, 86045), (1435, 68836), (2870, 34418), (5740, 17209)]