68943225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2338

約数の個数: 48

約数和(自身を含む): 126769664

約数和(自身を除く): 57826439

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 155, 195, 325, 403, 465, 775, 975, 1209, 2015, 2281, 2325, 6045, 6843, 10075, 11405, 29653, 30225, 34215, 57025, 70711, 88959, 148265, 171075, 212133, 353555, 444795, 741325, 919243, 1060665, 1767775, 2223975, 2757729, 4596215, 5303325, 13788645, 22981075, 68943225]

約数ペア:

[(1, 68943225), (3, 22981075), (5, 13788645), (13, 5303325), (15, 4596215), (25, 2757729), (31, 2223975), (39, 1767775), (65, 1060665), (75, 919243), (93, 741325), (155, 444795), (195, 353555), (325, 212133), (403, 171075), (465, 148265), (775, 88959), (975, 70711), (1209, 57025), (2015, 34215), (2281, 30225), (2325, 29653), (6045, 11405), (6843, 10075)]