153380375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:932

約数の個数: 32

約数和(自身を含む): 205208640

約数和(自身を除く): 51828265

約数列:

[1, 5, 17, 25, 85, 89, 125, 425, 445, 811, 1513, 2125, 2225, 4055, 7565, 11125, 13787, 20275, 37825, 68935, 72179, 101375, 189125, 344675, 360895, 1227043, 1723375, 1804475, 6135215, 9022375, 30676075, 153380375]

約数ペア:

[(1, 153380375), (5, 30676075), (17, 9022375), (25, 6135215), (85, 1804475), (89, 1723375), (125, 1227043), (425, 360895), (445, 344675), (811, 189125), (1513, 101375), (2125, 72179), (2225, 68935), (4055, 37825), (7565, 20275), (11125, 13787)]