820535425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59567}}^1$

素因数の和:59625

約数の個数: 24

約数和(自身を含む): 1107964800

約数和(自身を除く): 287429375

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 13775, 59567, 297835, 1131773, 1489175, 1727443, 5658865, 8637215, 28294325, 32821417, 43186075, 164107085, 820535425]

約数ペア:

[(1, 820535425), (5, 164107085), (19, 43186075), (25, 32821417), (29, 28294325), (95, 8637215), (145, 5658865), (475, 1727443), (551, 1489175), (725, 1131773), (2755, 297835), (13775, 59567)]