7225225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 11249280

約数和(自身を除く): 4024055

約数列:

[1, 5, 7, 19, 25, 35, 41, 53, 95, 133, 175, 205, 265, 287, 371, 475, 665, 779, 1007, 1025, 1325, 1435, 1855, 2173, 3325, 3895, 5035, 5453, 7049, 7175, 9275, 10865, 15211, 19475, 25175, 27265, 35245, 41287, 54325, 76055, 136325, 176225, 206435, 289009, 380275, 1032175, 1445045, 7225225]

約数ペア:

[(1, 7225225), (5, 1445045), (7, 1032175), (19, 380275), (25, 289009), (35, 206435), (41, 176225), (53, 136325), (95, 76055), (133, 54325), (175, 41287), (205, 35245), (265, 27265), (287, 25175), (371, 19475), (475, 15211), (665, 10865), (779, 9275), (1007, 7175), (1025, 7049), (1325, 5453), (1435, 5035), (1855, 3895), (2173, 3325)]