80689648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3559}}^1$

素因数の和:3689

約数の個数: 40

約数和(自身を含む): 169954400

約数和(自身を除く): 89264752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 3559, 5668, 7118, 11336, 14236, 22672, 28472, 46267, 56944, 92534, 185068, 370136, 387931, 740272, 775862, 1551724, 3103448, 5043103, 6206896, 10086206, 20172412, 40344824, 80689648]

約数ペア:

[(1, 80689648), (2, 40344824), (4, 20172412), (8, 10086206), (13, 6206896), (16, 5043103), (26, 3103448), (52, 1551724), (104, 775862), (109, 740272), (208, 387931), (218, 370136), (436, 185068), (872, 92534), (1417, 56944), (1744, 46267), (2834, 28472), (3559, 22672), (5668, 14236), (7118, 11336)]