1279672100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{1723}}^1$

素因数の和:2805

約数の個数: 72

約数和(自身を含む): 3178421568

約数和(自身を除く): 1898749468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1061, 1723, 2122, 3446, 4244, 5305, 6892, 7427, 8615, 10610, 12061, 14854, 17230, 21220, 24122, 26525, 29708, 34460, 37135, 43075, 48244, 53050, 60305, 74270, 86150, 106100, 120610, 148540, 172300, 185675, 241220, 301525, 371350, 603050, 742700, 1206100, 1828103, 3656206, 7312412, 9140515, 12796721, 18281030, 25593442, 36562060, 45702575, 51186884, 63983605, 91405150, 127967210, 182810300, 255934420, 319918025, 639836050, 1279672100]

約数ペア:

[(1, 1279672100), (2, 639836050), (4, 319918025), (5, 255934420), (7, 182810300), (10, 127967210), (14, 91405150), (20, 63983605), (25, 51186884), (28, 45702575), (35, 36562060), (50, 25593442), (70, 18281030), (100, 12796721), (140, 9140515), (175, 7312412), (350, 3656206), (700, 1828103), (1061, 1206100), (1723, 742700), (2122, 603050), (3446, 371350), (4244, 301525), (5305, 241220), (6892, 185675), (7427, 172300), (8615, 148540), (10610, 120610), (12061, 106100), (14854, 86150), (17230, 74270), (21220, 60305), (24122, 53050), (26525, 48244), (29708, 43075), (34460, 37135)]