40448185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 54237600

約数和(自身を除く): 13789415

約数列:

[1, 5, 17, 29, 61, 85, 145, 269, 305, 493, 1037, 1345, 1769, 2465, 4573, 5185, 7801, 8845, 16409, 22865, 30073, 39005, 82045, 132617, 150365, 278953, 475861, 663085, 1394765, 2379305, 8089637, 40448185]

約数ペア:

[(1, 40448185), (5, 8089637), (17, 2379305), (29, 1394765), (61, 663085), (85, 475861), (145, 278953), (269, 150365), (305, 132617), (493, 82045), (1037, 39005), (1345, 30073), (1769, 22865), (2465, 16409), (4573, 8845), (5185, 7801)]