865538128

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{811}}^1$

素因数の和:1572

約数の個数: 80

約数和(自身を含む): 2069339776

約数和(自身を除く): 1203801648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 733, 811, 1456, 1466, 1622, 2932, 3244, 5131, 5677, 5864, 6488, 9529, 10262, 10543, 11354, 11728, 12976, 19058, 20524, 21086, 22708, 38116, 41048, 42172, 45416, 66703, 73801, 76232, 82096, 84344, 90832, 133406, 147602, 152464, 168688, 266812, 295204, 533624, 590408, 594463, 1067248, 1180816, 1188926, 2377852, 4161241, 4755704, 7728019, 8322482, 9511408, 15456038, 16644964, 30912076, 33289928, 54096133, 61824152, 66579856, 108192266, 123648304, 216384532, 432769064, 865538128]

約数ペア:

[(1, 865538128), (2, 432769064), (4, 216384532), (7, 123648304), (8, 108192266), (13, 66579856), (14, 61824152), (16, 54096133), (26, 33289928), (28, 30912076), (52, 16644964), (56, 15456038), (91, 9511408), (104, 8322482), (112, 7728019), (182, 4755704), (208, 4161241), (364, 2377852), (728, 1188926), (733, 1180816), (811, 1067248), (1456, 594463), (1466, 590408), (1622, 533624), (2932, 295204), (3244, 266812), (5131, 168688), (5677, 152464), (5864, 147602), (6488, 133406), (9529, 90832), (10262, 84344), (10543, 82096), (11354, 76232), (11728, 73801), (12976, 66703), (19058, 45416), (20524, 42172), (21086, 41048), (22708, 38116)]