980001075

素因数分解:

$3^1\times 5^2\times {\mathrm{2617}}^1\times {\mathrm{4993}}^1$

素因数の和:7623

約数の個数: 24

約数和(自身を含む): 1621212208

約数和(自身を除く): 641211133

約数列:

[1, 3, 5, 15, 25, 75, 2617, 4993, 7851, 13085, 14979, 24965, 39255, 65425, 74895, 124825, 196275, 374475, 13066681, 39200043, 65333405, 196000215, 326667025, 980001075]

約数ペア:

[(1, 980001075), (3, 326667025), (5, 196000215), (15, 65333405), (25, 39200043), (75, 13066681), (2617, 374475), (4993, 196275), (7851, 124825), (13085, 74895), (14979, 65425), (24965, 39255)]