68949225

素因数分解:

$3^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 60

約数和(自身を含む): 129634560

約数和(自身を除く): 60685335

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 81, 135, 225, 237, 395, 405, 431, 675, 711, 1185, 1293, 1975, 2025, 2133, 2155, 3555, 3879, 5925, 6399, 6465, 10665, 10775, 11637, 17775, 19395, 31995, 32325, 34049, 34911, 53325, 58185, 96975, 102147, 159975, 170245, 174555, 290925, 306441, 510735, 851225, 872775, 919323, 1532205, 2553675, 2757969, 4596615, 7661025, 13789845, 22983075, 68949225]

約数ペア:

[(1, 68949225), (3, 22983075), (5, 13789845), (9, 7661025), (15, 4596615), (25, 2757969), (27, 2553675), (45, 1532205), (75, 919323), (79, 872775), (81, 851225), (135, 510735), (225, 306441), (237, 290925), (395, 174555), (405, 170245), (431, 159975), (675, 102147), (711, 96975), (1185, 58185), (1293, 53325), (1975, 34911), (2025, 34049), (2133, 32325), (2155, 31995), (3555, 19395), (3879, 17775), (5925, 11637), (6399, 10775), (6465, 10665)]