51870728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1726

約数の個数: 64

約数和(自身を含む): 122559360

約数和(自身を除く): 70688632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 559, 602, 728, 1118, 1204, 1657, 2236, 2408, 3314, 3913, 4472, 6628, 7826, 11599, 13256, 15652, 21541, 23198, 31304, 43082, 46396, 71251, 86164, 92792, 142502, 150787, 172328, 285004, 301574, 498757, 570008, 603148, 926263, 997514, 1206296, 1852526, 1995028, 3705052, 3990056, 6483841, 7410104, 12967682, 25935364, 51870728]

約数ペア:

[(1, 51870728), (2, 25935364), (4, 12967682), (7, 7410104), (8, 6483841), (13, 3990056), (14, 3705052), (26, 1995028), (28, 1852526), (43, 1206296), (52, 997514), (56, 926263), (86, 603148), (91, 570008), (104, 498757), (172, 301574), (182, 285004), (301, 172328), (344, 150787), (364, 142502), (559, 92792), (602, 86164), (728, 71251), (1118, 46396), (1204, 43082), (1657, 31304), (2236, 23198), (2408, 21541), (3314, 15652), (3913, 13256), (4472, 11599), (6628, 7826)]