72385155

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2792

約数の個数: 48

約数和(自身を含む): 136381440

約数和(自身を除く): 63996285

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 155, 171, 279, 285, 465, 589, 855, 1395, 1767, 2731, 2945, 5301, 8193, 8835, 13655, 24579, 26505, 40965, 51889, 84661, 122895, 155667, 253983, 259445, 423305, 467001, 761949, 778335, 1269915, 1608559, 2335005, 3809745, 4825677, 8042795, 14477031, 24128385, 72385155]

約数ペア:

[(1, 72385155), (3, 24128385), (5, 14477031), (9, 8042795), (15, 4825677), (19, 3809745), (31, 2335005), (45, 1608559), (57, 1269915), (93, 778335), (95, 761949), (155, 467001), (171, 423305), (279, 259445), (285, 253983), (465, 155667), (589, 122895), (855, 84661), (1395, 51889), (1767, 40965), (2731, 26505), (2945, 24579), (5301, 13655), (8193, 8835)]