66829175

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 101184000

約数和(自身を除く): 34354825

約数列:

[1, 5, 7, 19, 25, 35, 95, 101, 133, 175, 199, 475, 505, 665, 707, 995, 1393, 1919, 2525, 3325, 3535, 3781, 4975, 6965, 9595, 13433, 17675, 18905, 20099, 26467, 34825, 47975, 67165, 94525, 100495, 132335, 140693, 335825, 381881, 502475, 661675, 703465, 1909405, 2673167, 3517325, 9547025, 13365835, 66829175]

約数ペア:

[(1, 66829175), (5, 13365835), (7, 9547025), (19, 3517325), (25, 2673167), (35, 1909405), (95, 703465), (101, 661675), (133, 502475), (175, 381881), (199, 335825), (475, 140693), (505, 132335), (665, 100495), (707, 94525), (995, 67165), (1393, 47975), (1919, 34825), (2525, 26467), (3325, 20099), (3535, 18905), (3781, 17675), (4975, 13433), (6965, 9595)]