25781201390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2591}}^1\times {\mathrm{3467}}^1$

素因数の和:6113

約数の個数: 64

約数和(自身を含む): 54365810688

約数和(自身を除く): 28584609298

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2591, 2870, 3467, 5182, 6934, 12955, 17335, 18137, 24269, 25910, 34670, 36274, 48538, 90685, 106231, 121345, 142147, 181370, 212462, 242690, 284294, 531155, 710735, 743617, 995029, 1062310, 1421470, 1487234, 1990058, 3718085, 4975145, 7436170, 8982997, 9950290, 17965994, 44914985, 62880979, 89829970, 125761958, 314404895, 368302877, 628809790, 736605754, 1841514385, 2578120139, 3683028770, 5156240278, 12890600695, 25781201390]

約数ペア:

[(1, 25781201390), (2, 12890600695), (5, 5156240278), (7, 3683028770), (10, 2578120139), (14, 1841514385), (35, 736605754), (41, 628809790), (70, 368302877), (82, 314404895), (205, 125761958), (287, 89829970), (410, 62880979), (574, 44914985), (1435, 17965994), (2591, 9950290), (2870, 8982997), (3467, 7436170), (5182, 4975145), (6934, 3718085), (12955, 1990058), (17335, 1487234), (18137, 1421470), (24269, 1062310), (25910, 995029), (34670, 743617), (36274, 710735), (48538, 531155), (90685, 284294), (106231, 242690), (121345, 212462), (142147, 181370)]