16140425

素因数分解:

$5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{619}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 23064000

約数和(自身を除く): 6923575

約数列:

[1, 5, 7, 25, 35, 149, 175, 619, 745, 1043, 3095, 3725, 4333, 5215, 15475, 21665, 26075, 92231, 108325, 461155, 645617, 2305775, 3228085, 16140425]

約数ペア:

[(1, 16140425), (5, 3228085), (7, 2305775), (25, 645617), (35, 461155), (149, 108325), (175, 92231), (619, 26075), (745, 21665), (1043, 15475), (3095, 5215), (3725, 4333)]