66257800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{6761}}^1$

素因数の和:6791

約数の個数: 72

約数和(自身を含む): 179226810

約数和(自身を除く): 112969010

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 6761, 9800, 13522, 27044, 33805, 47327, 54088, 67610, 94654, 135220, 169025, 189308, 236635, 270440, 331289, 338050, 378616, 473270, 662578, 676100, 946540, 1183175, 1325156, 1352200, 1656445, 1893080, 2366350, 2650312, 3312890, 4732700, 6625780, 8282225, 9465400, 13251560, 16564450, 33128900, 66257800]

約数ペア:

[(1, 66257800), (2, 33128900), (4, 16564450), (5, 13251560), (7, 9465400), (8, 8282225), (10, 6625780), (14, 4732700), (20, 3312890), (25, 2650312), (28, 2366350), (35, 1893080), (40, 1656445), (49, 1352200), (50, 1325156), (56, 1183175), (70, 946540), (98, 676100), (100, 662578), (140, 473270), (175, 378616), (196, 338050), (200, 331289), (245, 270440), (280, 236635), (350, 189308), (392, 169025), (490, 135220), (700, 94654), (980, 67610), (1225, 54088), (1400, 47327), (1960, 33805), (2450, 27044), (4900, 13522), (6761, 9800)]