12961207025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{2693}}^1$

素因数の和:3026

約数の個数: 48

約数和(自身を含む): 17678243520

約数和(自身を除く): 4717036495

約数列:

[1, 5, 13, 25, 59, 65, 251, 295, 325, 767, 1255, 1475, 2693, 3263, 3835, 6275, 13465, 14809, 16315, 19175, 35009, 67325, 74045, 81575, 158887, 175045, 192517, 370225, 675943, 794435, 875225, 962585, 2065531, 3379715, 3972175, 4812925, 8787259, 10327655, 16898575, 39880637, 43936295, 51638275, 199403185, 219681475, 518448281, 997015925, 2592241405, 12961207025]

約数ペア:

[(1, 12961207025), (5, 2592241405), (13, 997015925), (25, 518448281), (59, 219681475), (65, 199403185), (251, 51638275), (295, 43936295), (325, 39880637), (767, 16898575), (1255, 10327655), (1475, 8787259), (2693, 4812925), (3263, 3972175), (3835, 3379715), (6275, 2065531), (13465, 962585), (14809, 875225), (16315, 794435), (19175, 675943), (35009, 370225), (67325, 192517), (74045, 175045), (81575, 158887)]