83140915

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:113

約数の個数: 48

約数和(自身を含む): 122115168

約数和(自身を除く): 38974253

約数列:

[1, 5, 11, 13, 31, 55, 65, 121, 143, 155, 341, 403, 605, 715, 961, 1331, 1573, 1705, 2015, 3751, 4433, 4805, 6655, 7865, 10571, 12493, 17303, 18755, 22165, 41261, 48763, 52855, 62465, 86515, 116281, 137423, 206305, 243815, 536393, 581405, 687115, 1279091, 1511653, 2681965, 6395455, 7558265, 16628183, 83140915]

約数ペア:

[(1, 83140915), (5, 16628183), (11, 7558265), (13, 6395455), (31, 2681965), (55, 1511653), (65, 1279091), (121, 687115), (143, 581405), (155, 536393), (341, 243815), (403, 206305), (605, 137423), (715, 116281), (961, 86515), (1331, 62465), (1573, 52855), (1705, 48763), (2015, 41261), (3751, 22165), (4433, 18755), (4805, 17303), (6655, 12493), (7865, 10571)]