80398136

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{110437}}^1$

素因数の和:110463

約数の個数: 32

約数和(自身を含む): 185535840

約数和(自身を除く): 105137704

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 110437, 220874, 441748, 773059, 883496, 1435681, 1546118, 2871362, 3092236, 5742724, 6184472, 10049767, 11485448, 20099534, 40199068, 80398136]

約数ペア:

[(1, 80398136), (2, 40199068), (4, 20099534), (7, 11485448), (8, 10049767), (13, 6184472), (14, 5742724), (26, 3092236), (28, 2871362), (52, 1546118), (56, 1435681), (91, 883496), (104, 773059), (182, 441748), (364, 220874), (728, 110437)]