247835900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{613}}^1$

素因数の和:951

約数の個数: 72

約数和(自身を含む): 581983584

約数和(自身を除く): 334147684

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 311, 325, 613, 622, 650, 1226, 1244, 1300, 1555, 2452, 3065, 3110, 4043, 6130, 6220, 7775, 7969, 8086, 12260, 15325, 15550, 15938, 16172, 20215, 30650, 31100, 31876, 39845, 40430, 61300, 79690, 80860, 101075, 159380, 190643, 199225, 202150, 381286, 398450, 404300, 762572, 796900, 953215, 1906430, 2478359, 3812860, 4766075, 4956718, 9532150, 9913436, 12391795, 19064300, 24783590, 49567180, 61958975, 123917950, 247835900]

約数ペア:

[(1, 247835900), (2, 123917950), (4, 61958975), (5, 49567180), (10, 24783590), (13, 19064300), (20, 12391795), (25, 9913436), (26, 9532150), (50, 4956718), (52, 4766075), (65, 3812860), (100, 2478359), (130, 1906430), (260, 953215), (311, 796900), (325, 762572), (613, 404300), (622, 398450), (650, 381286), (1226, 202150), (1244, 199225), (1300, 190643), (1555, 159380), (2452, 101075), (3065, 80860), (3110, 79690), (4043, 61300), (6130, 40430), (6220, 39845), (7775, 31876), (7969, 31100), (8086, 30650), (12260, 20215), (15325, 16172), (15550, 15938)]