81093760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11519}}^1$

素因数の和:11549

約数の個数: 64

約数和(自身を含む): 211507200

約数和(自身を除く): 130413440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 11519, 23038, 46076, 57595, 92152, 115190, 126709, 184304, 230380, 253418, 368608, 460760, 506836, 633545, 737216, 921520, 1013672, 1267090, 1474432, 1843040, 2027344, 2534180, 3686080, 4054688, 5068360, 7372160, 8109376, 10136720, 16218752, 20273440, 40546880, 81093760]

約数ペア:

[(1, 81093760), (2, 40546880), (4, 20273440), (5, 16218752), (8, 10136720), (10, 8109376), (11, 7372160), (16, 5068360), (20, 4054688), (22, 3686080), (32, 2534180), (40, 2027344), (44, 1843040), (55, 1474432), (64, 1267090), (80, 1013672), (88, 921520), (110, 737216), (128, 633545), (160, 506836), (176, 460760), (220, 368608), (320, 253418), (352, 230380), (440, 184304), (640, 126709), (704, 115190), (880, 92152), (1408, 57595), (1760, 46076), (3520, 23038), (7040, 11519)]