89561984

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 191678400

約数和(自身を除く): 102116416

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 79, 128, 136, 158, 272, 316, 521, 544, 632, 1042, 1088, 1264, 1343, 2084, 2176, 2528, 2686, 4168, 5056, 5372, 8336, 8857, 10112, 10744, 16672, 17714, 21488, 33344, 35428, 41159, 42976, 66688, 70856, 82318, 85952, 141712, 164636, 171904, 283424, 329272, 566848, 658544, 699703, 1133696, 1317088, 1399406, 2634176, 2798812, 5268352, 5597624, 11195248, 22390496, 44780992, 89561984]

約数ペア:

[(1, 89561984), (2, 44780992), (4, 22390496), (8, 11195248), (16, 5597624), (17, 5268352), (32, 2798812), (34, 2634176), (64, 1399406), (68, 1317088), (79, 1133696), (128, 699703), (136, 658544), (158, 566848), (272, 329272), (316, 283424), (521, 171904), (544, 164636), (632, 141712), (1042, 85952), (1088, 82318), (1264, 70856), (1343, 66688), (2084, 42976), (2176, 41159), (2528, 35428), (2686, 33344), (4168, 21488), (5056, 17714), (5372, 16672), (8336, 10744), (8857, 10112)]