68368475

素因数分解:

$5^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 60

約数和(自身を含む): 106281144

約数和(自身を除く): 37912669

約数列:

[1, 5, 7, 17, 25, 35, 49, 67, 85, 119, 175, 245, 335, 343, 425, 469, 595, 833, 1139, 1225, 1675, 1715, 2345, 2401, 2975, 3283, 4165, 5695, 5831, 7973, 8575, 11725, 12005, 16415, 20825, 22981, 28475, 29155, 39865, 40817, 55811, 60025, 82075, 114905, 145775, 160867, 199325, 204085, 279055, 390677, 574525, 804335, 1020425, 1395275, 1953385, 2734739, 4021675, 9766925, 13673695, 68368475]

約数ペア:

[(1, 68368475), (5, 13673695), (7, 9766925), (17, 4021675), (25, 2734739), (35, 1953385), (49, 1395275), (67, 1020425), (85, 804335), (119, 574525), (175, 390677), (245, 279055), (335, 204085), (343, 199325), (425, 160867), (469, 145775), (595, 114905), (833, 82075), (1139, 60025), (1225, 55811), (1675, 40817), (1715, 39865), (2345, 29155), (2401, 28475), (2975, 22981), (3283, 20825), (4165, 16415), (5695, 12005), (5831, 11725), (7973, 8575)]