20100850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 48854016

約数和(自身を除く): 28753166

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 25, 35, 46, 50, 55, 70, 77, 110, 115, 154, 161, 175, 227, 230, 253, 275, 322, 350, 385, 454, 506, 550, 575, 770, 805, 1135, 1150, 1265, 1589, 1610, 1771, 1925, 2270, 2497, 2530, 3178, 3542, 3850, 4025, 4994, 5221, 5675, 6325, 7945, 8050, 8855, 10442, 11350, 12485, 12650, 15890, 17479, 17710, 24970, 26105, 34958, 36547, 39725, 44275, 52210, 57431, 62425, 73094, 79450, 87395, 88550, 114862, 124850, 130525, 174790, 182735, 261050, 287155, 365470, 402017, 436975, 574310, 804034, 873950, 913675, 1435775, 1827350, 2010085, 2871550, 4020170, 10050425, 20100850]

約数ペア:

[(1, 20100850), (2, 10050425), (5, 4020170), (7, 2871550), (10, 2010085), (11, 1827350), (14, 1435775), (22, 913675), (23, 873950), (25, 804034), (35, 574310), (46, 436975), (50, 402017), (55, 365470), (70, 287155), (77, 261050), (110, 182735), (115, 174790), (154, 130525), (161, 124850), (175, 114862), (227, 88550), (230, 87395), (253, 79450), (275, 73094), (322, 62425), (350, 57431), (385, 52210), (454, 44275), (506, 39725), (550, 36547), (575, 34958), (770, 26105), (805, 24970), (1135, 17710), (1150, 17479), (1265, 15890), (1589, 12650), (1610, 12485), (1771, 11350), (1925, 10442), (2270, 8855), (2497, 8050), (2530, 7945), (3178, 6325), (3542, 5675), (3850, 5221), (4025, 4994)]