80945392

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{743}}^1$

素因数の和:1381

約数の個数: 40

約数和(自身を含む): 171596160

約数和(自身を除く): 90650768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 619, 743, 1238, 1486, 2476, 2972, 4952, 5944, 6809, 8173, 9904, 11888, 13618, 16346, 27236, 32692, 54472, 65384, 108944, 130768, 459917, 919834, 1839668, 3679336, 5059087, 7358672, 10118174, 20236348, 40472696, 80945392]

約数ペア:

[(1, 80945392), (2, 40472696), (4, 20236348), (8, 10118174), (11, 7358672), (16, 5059087), (22, 3679336), (44, 1839668), (88, 919834), (176, 459917), (619, 130768), (743, 108944), (1238, 65384), (1486, 54472), (2476, 32692), (2972, 27236), (4952, 16346), (5944, 13618), (6809, 11888), (8173, 9904)]