15666793900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{50587}}^1$

素因数の和:50783

約数の個数: 72

約数和(自身を含む): 36006514880

約数和(自身を除く): 20339720980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 163, 190, 326, 380, 475, 652, 815, 950, 1630, 1900, 3097, 3260, 4075, 6194, 8150, 12388, 15485, 16300, 30970, 50587, 61940, 77425, 101174, 154850, 202348, 252935, 309700, 505870, 961153, 1011740, 1264675, 1922306, 2529350, 3844612, 4805765, 5058700, 8245681, 9611530, 16491362, 19223060, 24028825, 32982724, 41228405, 48057650, 82456810, 96115300, 156667939, 164913620, 206142025, 313335878, 412284050, 626671756, 783339695, 824568100, 1566679390, 3133358780, 3916698475, 7833396950, 15666793900]

約数ペア:

[(1, 15666793900), (2, 7833396950), (4, 3916698475), (5, 3133358780), (10, 1566679390), (19, 824568100), (20, 783339695), (25, 626671756), (38, 412284050), (50, 313335878), (76, 206142025), (95, 164913620), (100, 156667939), (163, 96115300), (190, 82456810), (326, 48057650), (380, 41228405), (475, 32982724), (652, 24028825), (815, 19223060), (950, 16491362), (1630, 9611530), (1900, 8245681), (3097, 5058700), (3260, 4805765), (4075, 3844612), (6194, 2529350), (8150, 1922306), (12388, 1264675), (15485, 1011740), (16300, 961153), (30970, 505870), (50587, 309700), (61940, 252935), (77425, 202348), (101174, 154850)]