81156712

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2719}}^1$

素因数の和:2786

約数の個数: 64

約数和(自身を含む): 191923200

約数和(自身を除く): 110766488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 182, 287, 328, 364, 533, 574, 728, 1066, 1148, 2132, 2296, 2719, 3731, 4264, 5438, 7462, 10876, 14924, 19033, 21752, 29848, 35347, 38066, 70694, 76132, 111479, 141388, 152264, 222958, 247429, 282776, 445916, 494858, 780353, 891832, 989716, 1449227, 1560706, 1979432, 2898454, 3121412, 5796908, 6242824, 10144589, 11593816, 20289178, 40578356, 81156712]

約数ペア:

[(1, 81156712), (2, 40578356), (4, 20289178), (7, 11593816), (8, 10144589), (13, 6242824), (14, 5796908), (26, 3121412), (28, 2898454), (41, 1979432), (52, 1560706), (56, 1449227), (82, 989716), (91, 891832), (104, 780353), (164, 494858), (182, 445916), (287, 282776), (328, 247429), (364, 222958), (533, 152264), (574, 141388), (728, 111479), (1066, 76132), (1148, 70694), (2132, 38066), (2296, 35347), (2719, 29848), (3731, 21752), (4264, 19033), (5438, 14924), (7462, 10876)]