80455856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{769}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 168426720

約数和(自身を除く): 87970864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 503, 769, 1006, 1538, 2012, 3076, 4024, 6152, 6539, 8048, 9997, 12304, 13078, 19994, 26156, 39988, 52312, 79976, 104624, 159952, 386807, 773614, 1547228, 3094456, 5028491, 6188912, 10056982, 20113964, 40227928, 80455856]

約数ペア:

[(1, 80455856), (2, 40227928), (4, 20113964), (8, 10056982), (13, 6188912), (16, 5028491), (26, 3094456), (52, 1547228), (104, 773614), (208, 386807), (503, 159952), (769, 104624), (1006, 79976), (1538, 52312), (2012, 39988), (3076, 26156), (4024, 19994), (6152, 13078), (6539, 12304), (8048, 9997)]