166997375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{883}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 223404480

約数和(自身を除く): 56407105

約数列:

[1, 5, 17, 25, 85, 89, 125, 425, 445, 883, 1513, 2125, 2225, 4415, 7565, 11125, 15011, 22075, 37825, 75055, 78587, 110375, 189125, 375275, 392935, 1335979, 1876375, 1964675, 6679895, 9823375, 33399475, 166997375]

約数ペア:

[(1, 166997375), (5, 33399475), (17, 9823375), (25, 6679895), (85, 1964675), (89, 1876375), (125, 1335979), (425, 392935), (445, 375275), (883, 189125), (1513, 110375), (2125, 78587), (2225, 75055), (4415, 37825), (7565, 22075), (11125, 15011)]