156726729172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^2\times {\mathrm{320329}}^1$

素因数の和:320540

約数の個数: 36

約数和(自身を含む): 298446976380

約数和(自身を除く): 141720247208

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 9409, 18818, 37636, 122317, 244634, 320329, 489268, 640658, 1281316, 4164277, 8328554, 16657108, 31071913, 62143826, 124287652, 403934869, 807869738, 1615739476, 3013975561, 6027951122, 12055902244, 39181682293, 78363364586, 156726729172]

約数ペア:

[(1, 156726729172), (2, 78363364586), (4, 39181682293), (13, 12055902244), (26, 6027951122), (52, 3013975561), (97, 1615739476), (194, 807869738), (388, 403934869), (1261, 124287652), (2522, 62143826), (5044, 31071913), (9409, 16657108), (18818, 8328554), (37636, 4164277), (122317, 1281316), (244634, 640658), (320329, 489268)]