64927268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 135303168

約数和(自身を除く): 70375900

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 131, 217, 262, 434, 524, 571, 868, 917, 1142, 1834, 2284, 3668, 3997, 4061, 7994, 8122, 15988, 16244, 17701, 28427, 35402, 56854, 70804, 74801, 113708, 123907, 149602, 247814, 299204, 495628, 523607, 1047214, 2094428, 2318831, 4637662, 9275324, 16231817, 32463634, 64927268]

約数ペア:

[(1, 64927268), (2, 32463634), (4, 16231817), (7, 9275324), (14, 4637662), (28, 2318831), (31, 2094428), (62, 1047214), (124, 523607), (131, 495628), (217, 299204), (262, 247814), (434, 149602), (524, 123907), (571, 113708), (868, 74801), (917, 70804), (1142, 56854), (1834, 35402), (2284, 28427), (3668, 17701), (3997, 16244), (4061, 15988), (7994, 8122)]