68351725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 96091072

約数和(自身を除く): 27739347

約数列:

[1, 5, 13, 25, 43, 65, 67, 73, 215, 325, 335, 365, 559, 871, 949, 1075, 1675, 1825, 2795, 2881, 3139, 4355, 4745, 4891, 13975, 14405, 15695, 21775, 23725, 24455, 37453, 40807, 63583, 72025, 78475, 122275, 187265, 204035, 210313, 317915, 936325, 1020175, 1051565, 1589575, 2734069, 5257825, 13670345, 68351725]

約数ペア:

[(1, 68351725), (5, 13670345), (13, 5257825), (25, 2734069), (43, 1589575), (65, 1051565), (67, 1020175), (73, 936325), (215, 317915), (325, 210313), (335, 204035), (365, 187265), (559, 122275), (871, 78475), (949, 72025), (1075, 63583), (1675, 40807), (1825, 37453), (2795, 24455), (2881, 23725), (3139, 21775), (4355, 15695), (4745, 14405), (4891, 13975)]