520964300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1031}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 1175258112

約数和(自身を除く): 654293812

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 163, 310, 326, 620, 652, 775, 815, 1031, 1550, 1630, 2062, 3100, 3260, 4075, 4124, 5053, 5155, 8150, 10106, 10310, 16300, 20212, 20620, 25265, 25775, 31961, 50530, 51550, 63922, 101060, 103100, 126325, 127844, 159805, 168053, 252650, 319610, 336106, 505300, 639220, 672212, 799025, 840265, 1598050, 1680530, 3196100, 3361060, 4201325, 5209643, 8402650, 10419286, 16805300, 20838572, 26048215, 52096430, 104192860, 130241075, 260482150, 520964300]

約数ペア:

[(1, 520964300), (2, 260482150), (4, 130241075), (5, 104192860), (10, 52096430), (20, 26048215), (25, 20838572), (31, 16805300), (50, 10419286), (62, 8402650), (100, 5209643), (124, 4201325), (155, 3361060), (163, 3196100), (310, 1680530), (326, 1598050), (620, 840265), (652, 799025), (775, 672212), (815, 639220), (1031, 505300), (1550, 336106), (1630, 319610), (2062, 252650), (3100, 168053), (3260, 159805), (4075, 127844), (4124, 126325), (5053, 103100), (5155, 101060), (8150, 63922), (10106, 51550), (10310, 50530), (16300, 31961), (20212, 25775), (20620, 25265)]