66880457945

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{76103}}^1$

素因数の和:76350

約数の個数: 48

約数和(自身を含む): 99321199488

約数和(自身を除く): 32440741543

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 211, 245, 595, 833, 1055, 1477, 3587, 4165, 7385, 10339, 17935, 25109, 51695, 76103, 125545, 175763, 380515, 532721, 878815, 1293751, 2663605, 3729047, 6468755, 9056257, 16057733, 18645235, 45281285, 63393799, 80288665, 112404131, 272981461, 316968995, 562020655, 786828917, 1364907305, 1910870227, 3934144585, 9554351135, 13376091589, 66880457945]

約数ペア:

[(1, 66880457945), (5, 13376091589), (7, 9554351135), (17, 3934144585), (35, 1910870227), (49, 1364907305), (85, 786828917), (119, 562020655), (211, 316968995), (245, 272981461), (595, 112404131), (833, 80288665), (1055, 63393799), (1477, 45281285), (3587, 18645235), (4165, 16057733), (7385, 9056257), (10339, 6468755), (17935, 3729047), (25109, 2663605), (51695, 1293751), (76103, 878815), (125545, 532721), (175763, 380515)]