82430440

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15731}}^1$

素因数の和:15873

約数の個数: 32

約数和(自身を含む): 186896160

約数和(自身を除く): 104465720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 15731, 31462, 62924, 78655, 125848, 157310, 314620, 629240, 2060761, 4121522, 8243044, 10303805, 16486088, 20607610, 41215220, 82430440]

約数ペア:

[(1, 82430440), (2, 41215220), (4, 20607610), (5, 16486088), (8, 10303805), (10, 8243044), (20, 4121522), (40, 2060761), (131, 629240), (262, 314620), (524, 157310), (655, 125848), (1048, 78655), (1310, 62924), (2620, 31462), (5240, 15731)]