80757856

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 162908928

約数和(自身を除く): 82151072

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 181, 191, 292, 362, 382, 584, 724, 764, 1168, 1448, 1528, 2336, 2896, 3056, 5792, 6112, 13213, 13943, 26426, 27886, 34571, 52852, 55772, 69142, 105704, 111544, 138284, 211408, 223088, 276568, 422816, 446176, 553136, 1106272, 2523683, 5047366, 10094732, 20189464, 40378928, 80757856]

約数ペア:

[(1, 80757856), (2, 40378928), (4, 20189464), (8, 10094732), (16, 5047366), (32, 2523683), (73, 1106272), (146, 553136), (181, 446176), (191, 422816), (292, 276568), (362, 223088), (382, 211408), (584, 138284), (724, 111544), (764, 105704), (1168, 69142), (1448, 55772), (1528, 52852), (2336, 34571), (2896, 27886), (3056, 26426), (5792, 13943), (6112, 13213)]