505632008

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{1153}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 1116702720

約数和(自身を除く): 611070712

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 191, 287, 328, 382, 574, 764, 1148, 1153, 1337, 1528, 2296, 2306, 2674, 4612, 5348, 7831, 8071, 9224, 10696, 15662, 16142, 31324, 32284, 47273, 54817, 62648, 64568, 94546, 109634, 189092, 219268, 220223, 330911, 378184, 438536, 440446, 661822, 880892, 1323644, 1541561, 1761784, 2647288, 3083122, 6166244, 9029143, 12332488, 18058286, 36116572, 63204001, 72233144, 126408002, 252816004, 505632008]

約数ペア:

[(1, 505632008), (2, 252816004), (4, 126408002), (7, 72233144), (8, 63204001), (14, 36116572), (28, 18058286), (41, 12332488), (56, 9029143), (82, 6166244), (164, 3083122), (191, 2647288), (287, 1761784), (328, 1541561), (382, 1323644), (574, 880892), (764, 661822), (1148, 440446), (1153, 438536), (1337, 378184), (1528, 330911), (2296, 220223), (2306, 219268), (2674, 189092), (4612, 109634), (5348, 94546), (7831, 64568), (8071, 62648), (9224, 54817), (10696, 47273), (15662, 32284), (16142, 31324)]