81596788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2311}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 177635584

約数和(自身を除く): 96038796

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 97, 182, 194, 364, 388, 679, 1261, 1358, 2311, 2522, 2716, 4622, 5044, 8827, 9244, 16177, 17654, 30043, 32354, 35308, 60086, 64708, 120172, 210301, 224167, 420602, 448334, 841204, 896668, 1569169, 2914171, 3138338, 5828342, 6276676, 11656684, 20399197, 40798394, 81596788]

約数ペア:

[(1, 81596788), (2, 40798394), (4, 20399197), (7, 11656684), (13, 6276676), (14, 5828342), (26, 3138338), (28, 2914171), (52, 1569169), (91, 896668), (97, 841204), (182, 448334), (194, 420602), (364, 224167), (388, 210301), (679, 120172), (1261, 64708), (1358, 60086), (2311, 35308), (2522, 32354), (2716, 30043), (4622, 17654), (5044, 16177), (8827, 9244)]