78397904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 173895120

約数和(自身を除く): 95497216

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 41, 52, 58, 82, 104, 116, 164, 208, 232, 317, 328, 377, 464, 533, 634, 656, 754, 1066, 1189, 1268, 1508, 2132, 2378, 2536, 3016, 4121, 4264, 4756, 5072, 6032, 8242, 8528, 9193, 9512, 12997, 15457, 16484, 18386, 19024, 25994, 30914, 32968, 36772, 51988, 61828, 65936, 73544, 103976, 119509, 123656, 147088, 168961, 207952, 239018, 247312, 337922, 376913, 478036, 675844, 753826, 956072, 1351688, 1507652, 1912144, 2703376, 3015304, 4899869, 6030608, 9799738, 19599476, 39198952, 78397904]

約数ペア:

[(1, 78397904), (2, 39198952), (4, 19599476), (8, 9799738), (13, 6030608), (16, 4899869), (26, 3015304), (29, 2703376), (41, 1912144), (52, 1507652), (58, 1351688), (82, 956072), (104, 753826), (116, 675844), (164, 478036), (208, 376913), (232, 337922), (317, 247312), (328, 239018), (377, 207952), (464, 168961), (533, 147088), (634, 123656), (656, 119509), (754, 103976), (1066, 73544), (1189, 65936), (1268, 61828), (1508, 51988), (2132, 36772), (2378, 32968), (2536, 30914), (3016, 25994), (4121, 19024), (4264, 18386), (4756, 16484), (5072, 15457), (6032, 12997), (8242, 9512), (8528, 9193)]