83156665220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{68161201}}^1$

素因数の和:68161271

約数の個数: 24

約数和(自身を含む): 177491770008

約数和(自身を除く): 94335104788

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 68161201, 136322402, 272644804, 340806005, 681612010, 1363224020, 4157833261, 8315666522, 16631333044, 20789166305, 41578332610, 83156665220]

約数ペア:

[(1, 83156665220), (2, 41578332610), (4, 20789166305), (5, 16631333044), (10, 8315666522), (20, 4157833261), (61, 1363224020), (122, 681612010), (244, 340806005), (305, 272644804), (610, 136322402), (1220, 68161201)]