65854568

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 135888480

約数和(自身を除く): 70033912

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 169, 268, 338, 536, 676, 727, 871, 1352, 1454, 1742, 2908, 3484, 5816, 6968, 9451, 11323, 18902, 22646, 37804, 45292, 48709, 75608, 90584, 97418, 122863, 194836, 245726, 389672, 491452, 633217, 982904, 1266434, 2532868, 5065736, 8231821, 16463642, 32927284, 65854568]

約数ペア:

[(1, 65854568), (2, 32927284), (4, 16463642), (8, 8231821), (13, 5065736), (26, 2532868), (52, 1266434), (67, 982904), (104, 633217), (134, 491452), (169, 389672), (268, 245726), (338, 194836), (536, 122863), (676, 97418), (727, 90584), (871, 75608), (1352, 48709), (1454, 45292), (1742, 37804), (2908, 22646), (3484, 18902), (5816, 11323), (6968, 9451)]