78876772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 154893312

約数和(自身を除く): 76016540

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 167, 293, 334, 403, 586, 668, 806, 1172, 1612, 2171, 3809, 4342, 5177, 7618, 8684, 9083, 10354, 15236, 18166, 20708, 36332, 48931, 67301, 97862, 118079, 134602, 195724, 236158, 269204, 472316, 636103, 1272206, 1516861, 2544412, 3033722, 6067444, 19719193, 39438386, 78876772]

約数ペア:

[(1, 78876772), (2, 39438386), (4, 19719193), (13, 6067444), (26, 3033722), (31, 2544412), (52, 1516861), (62, 1272206), (124, 636103), (167, 472316), (293, 269204), (334, 236158), (403, 195724), (586, 134602), (668, 118079), (806, 97862), (1172, 67301), (1612, 48931), (2171, 36332), (3809, 20708), (4342, 18166), (5177, 15236), (7618, 10354), (8684, 9083)]