64018080005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{76471}}^1$

素因数の和:77009

約数の個数: 32

約数和(自身を含む): 86686212096

約数和(自身を除く): 22668132091

約数列:

[1, 5, 11, 31, 55, 155, 341, 491, 1705, 2455, 5401, 15221, 27005, 76105, 76471, 167431, 382355, 837155, 841181, 2370601, 4205905, 11853005, 26076611, 37547261, 130383055, 187736305, 413019871, 1163965091, 2065099355, 5819825455, 12803616001, 64018080005]

約数ペア:

[(1, 64018080005), (5, 12803616001), (11, 5819825455), (31, 2065099355), (55, 1163965091), (155, 413019871), (341, 187736305), (491, 130383055), (1705, 37547261), (2455, 26076611), (5401, 11853005), (15221, 4205905), (27005, 2370601), (76105, 841181), (76471, 837155), (167431, 382355)]