318079475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{353}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 477588480

約数和(自身を除く): 159509005

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 271, 353, 475, 665, 1355, 1765, 1897, 2471, 3325, 5149, 6707, 6775, 8825, 9485, 12355, 25745, 33535, 36043, 46949, 47425, 61775, 95663, 128725, 167675, 180215, 234745, 478315, 669641, 901075, 1173725, 1817597, 2391575, 3348205, 9087985, 12723179, 16741025, 45439925, 63615895, 318079475]

約数ペア:

[(1, 318079475), (5, 63615895), (7, 45439925), (19, 16741025), (25, 12723179), (35, 9087985), (95, 3348205), (133, 2391575), (175, 1817597), (271, 1173725), (353, 901075), (475, 669641), (665, 478315), (1355, 234745), (1765, 180215), (1897, 167675), (2471, 128725), (3325, 95663), (5149, 61775), (6707, 47425), (6775, 46949), (8825, 36043), (9485, 33535), (12355, 25745)]