81173716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 162175104

約数和(自身を除く): 81001388

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 67, 92, 134, 268, 299, 598, 871, 1013, 1196, 1541, 1742, 2026, 3082, 3484, 4052, 6164, 13169, 20033, 23299, 26338, 40066, 46598, 52676, 67871, 80132, 93196, 135742, 271484, 302887, 605774, 882323, 1211548, 1561033, 1764646, 3122066, 3529292, 6244132, 20293429, 40586858, 81173716]

約数ペア:

[(1, 81173716), (2, 40586858), (4, 20293429), (13, 6244132), (23, 3529292), (26, 3122066), (46, 1764646), (52, 1561033), (67, 1211548), (92, 882323), (134, 605774), (268, 302887), (299, 271484), (598, 135742), (871, 93196), (1013, 80132), (1196, 67871), (1541, 52676), (1742, 46598), (2026, 40066), (3082, 26338), (3484, 23299), (4052, 20033), (6164, 13169)]