12651275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 19832064

約数和(自身を除く): 7180789

約数列:

[1, 5, 7, 13, 25, 35, 65, 67, 83, 91, 175, 325, 335, 415, 455, 469, 581, 871, 1079, 1675, 2075, 2275, 2345, 2905, 4355, 5395, 5561, 6097, 7553, 11725, 14525, 21775, 26975, 27805, 30485, 37765, 38927, 72293, 139025, 152425, 188825, 194635, 361465, 506051, 973175, 1807325, 2530255, 12651275]

約数ペア:

[(1, 12651275), (5, 2530255), (7, 1807325), (13, 973175), (25, 506051), (35, 361465), (65, 194635), (67, 188825), (83, 152425), (91, 139025), (175, 72293), (325, 38927), (335, 37765), (415, 30485), (455, 27805), (469, 26975), (581, 21775), (871, 14525), (1079, 11725), (1675, 7553), (2075, 6097), (2275, 5561), (2345, 5395), (2905, 4355)]