87959768

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 195663600

約数和(自身を除く): 107703832

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 89, 104, 136, 169, 172, 178, 221, 338, 344, 356, 442, 559, 676, 712, 731, 884, 1118, 1157, 1352, 1462, 1513, 1768, 2236, 2314, 2873, 2924, 3026, 3827, 4472, 4628, 5746, 5848, 6052, 7267, 7654, 9256, 9503, 11492, 12104, 14534, 15041, 15308, 19006, 19669, 22984, 29068, 30082, 30616, 38012, 39338, 49751, 58136, 60164, 65059, 76024, 78676, 99502, 120328, 123539, 130118, 157352, 199004, 247078, 255697, 260236, 398008, 494156, 511394, 520472, 646763, 845767, 988312, 1022788, 1293526, 1691534, 2045576, 2587052, 3383068, 5174104, 6766136, 10994971, 21989942, 43979884, 87959768]

約数ペア:

[(1, 87959768), (2, 43979884), (4, 21989942), (8, 10994971), (13, 6766136), (17, 5174104), (26, 3383068), (34, 2587052), (43, 2045576), (52, 1691534), (68, 1293526), (86, 1022788), (89, 988312), (104, 845767), (136, 646763), (169, 520472), (172, 511394), (178, 494156), (221, 398008), (338, 260236), (344, 255697), (356, 247078), (442, 199004), (559, 157352), (676, 130118), (712, 123539), (731, 120328), (884, 99502), (1118, 78676), (1157, 76024), (1352, 65059), (1462, 60164), (1513, 58136), (1768, 49751), (2236, 39338), (2314, 38012), (2873, 30616), (2924, 30082), (3026, 29068), (3827, 22984), (4472, 19669), (4628, 19006), (5746, 15308), (5848, 15041), (6052, 14534), (7267, 12104), (7654, 11492), (9256, 9503)]