320042425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{1019}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 421178400

約数和(自身を除く): 101135975

約数列:

[1, 5, 17, 25, 85, 425, 739, 1019, 3695, 5095, 12563, 17323, 18475, 25475, 62815, 86615, 314075, 433075, 753041, 3765205, 12801697, 18826025, 64008485, 320042425]

約数ペア:

[(1, 320042425), (5, 64008485), (17, 18826025), (25, 12801697), (85, 3765205), (425, 753041), (739, 433075), (1019, 314075), (3695, 86615), (5095, 62815), (12563, 25475), (17323, 18475)]