64245486

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 139345920

約数和(自身を除く): 75100434

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 79, 83, 138, 142, 158, 166, 213, 237, 249, 426, 474, 498, 1633, 1817, 1909, 3266, 3634, 3818, 4899, 5451, 5609, 5727, 5893, 6557, 9798, 10902, 11218, 11454, 11786, 13114, 16827, 17679, 19671, 33654, 35358, 39342, 129007, 135539, 150811, 258014, 271078, 301622, 387021, 406617, 452433, 465547, 774042, 813234, 904866, 931094, 1396641, 2793282, 10707581, 21415162, 32122743, 64245486]

約数ペア:

[(1, 64245486), (2, 32122743), (3, 21415162), (6, 10707581), (23, 2793282), (46, 1396641), (69, 931094), (71, 904866), (79, 813234), (83, 774042), (138, 465547), (142, 452433), (158, 406617), (166, 387021), (213, 301622), (237, 271078), (249, 258014), (426, 150811), (474, 135539), (498, 129007), (1633, 39342), (1817, 35358), (1909, 33654), (3266, 19671), (3634, 17679), (3818, 16827), (4899, 13114), (5451, 11786), (5609, 11454), (5727, 11218), (5893, 10902), (6557, 9798)]