66821750

素因数分解:

$2^1\times 5^3\times {\mathrm{137}}^1\times {\mathrm{1951}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 126067968

約数和(自身を除く): 59246218

約数列:

[1, 2, 5, 10, 25, 50, 125, 137, 250, 274, 685, 1370, 1951, 3425, 3902, 6850, 9755, 17125, 19510, 34250, 48775, 97550, 243875, 267287, 487750, 534574, 1336435, 2672870, 6682175, 13364350, 33410875, 66821750]

約数ペア:

[(1, 66821750), (2, 33410875), (5, 13364350), (10, 6682175), (25, 2672870), (50, 1336435), (125, 534574), (137, 487750), (250, 267287), (274, 243875), (685, 97550), (1370, 48775), (1951, 34250), (3425, 19510), (3902, 17125), (6850, 9755)]