64876545

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8431}}^1$

素因数の和:8467

約数の個数: 40

約数和(自身を含む): 122432640

約数和(自身を除く): 57556095

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 8431, 25293, 42155, 75879, 126465, 160189, 227637, 379395, 480567, 682911, 800945, 1138185, 1441701, 2402835, 3414555, 4325103, 7208505, 12975309, 21625515, 64876545]

約数ペア:

[(1, 64876545), (3, 21625515), (5, 12975309), (9, 7208505), (15, 4325103), (19, 3414555), (27, 2402835), (45, 1441701), (57, 1138185), (81, 800945), (95, 682911), (135, 480567), (171, 379395), (285, 227637), (405, 160189), (513, 126465), (855, 75879), (1539, 42155), (2565, 25293), (7695, 8431)]