69268940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1013}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 157405248

約数和(自身を除く): 88136308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 1013, 1052, 1315, 2026, 2630, 3419, 4052, 5065, 5260, 6838, 10130, 13169, 13676, 17095, 20260, 26338, 34190, 52676, 65845, 68380, 131690, 263380, 266419, 532838, 1065676, 1332095, 2664190, 3463447, 5328380, 6926894, 13853788, 17317235, 34634470, 69268940]

約数ペア:

[(1, 69268940), (2, 34634470), (4, 17317235), (5, 13853788), (10, 6926894), (13, 5328380), (20, 3463447), (26, 2664190), (52, 1332095), (65, 1065676), (130, 532838), (260, 266419), (263, 263380), (526, 131690), (1013, 68380), (1052, 65845), (1315, 52676), (2026, 34190), (2630, 26338), (3419, 20260), (4052, 17095), (5065, 13676), (5260, 13169), (6838, 10130)]