79971980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{593}}^1\times {\mathrm{613}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 183816864

約数和(自身を除く): 103844884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 593, 613, 1186, 1226, 2372, 2452, 2965, 3065, 5930, 6130, 6523, 6743, 11860, 12260, 13046, 13486, 26092, 26972, 32615, 33715, 65230, 67430, 130460, 134860, 363509, 727018, 1454036, 1817545, 3635090, 3998599, 7270180, 7997198, 15994396, 19992995, 39985990, 79971980]

約数ペア:

[(1, 79971980), (2, 39985990), (4, 19992995), (5, 15994396), (10, 7997198), (11, 7270180), (20, 3998599), (22, 3635090), (44, 1817545), (55, 1454036), (110, 727018), (220, 363509), (593, 134860), (613, 130460), (1186, 67430), (1226, 65230), (2372, 33715), (2452, 32615), (2965, 26972), (3065, 26092), (5930, 13486), (6130, 13046), (6523, 12260), (6743, 11860)]