172940325

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 294356160

約数和(自身を除く): 121415835

約数列:

[1, 3, 5, 15, 25, 53, 75, 139, 159, 265, 313, 417, 695, 795, 939, 1325, 1565, 2085, 3475, 3975, 4695, 7367, 7825, 10425, 16589, 22101, 23475, 36835, 43507, 49767, 82945, 110505, 130521, 184175, 217535, 248835, 414725, 552525, 652605, 1087675, 1244175, 2305871, 3263025, 6917613, 11529355, 34588065, 57646775, 172940325]

約数ペア:

[(1, 172940325), (3, 57646775), (5, 34588065), (15, 11529355), (25, 6917613), (53, 3263025), (75, 2305871), (139, 1244175), (159, 1087675), (265, 652605), (313, 552525), (417, 414725), (695, 248835), (795, 217535), (939, 184175), (1325, 130521), (1565, 110505), (2085, 82945), (3475, 49767), (3975, 43507), (4695, 36835), (7367, 23475), (7825, 22101), (10425, 16589)]