64547085

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 116582400

約数和(自身を除く): 52035315

約数列:

[1, 3, 5, 15, 19, 23, 43, 57, 69, 95, 115, 129, 215, 229, 285, 345, 437, 645, 687, 817, 989, 1145, 1311, 2185, 2451, 2967, 3435, 4085, 4351, 4945, 5267, 6555, 9847, 12255, 13053, 14835, 15801, 18791, 21755, 26335, 29541, 49235, 56373, 65265, 79005, 93955, 100073, 147705, 187093, 226481, 281865, 300219, 500365, 561279, 679443, 935465, 1132405, 1501095, 2806395, 3397215, 4303139, 12909417, 21515695, 64547085]

約数ペア:

[(1, 64547085), (3, 21515695), (5, 12909417), (15, 4303139), (19, 3397215), (23, 2806395), (43, 1501095), (57, 1132405), (69, 935465), (95, 679443), (115, 561279), (129, 500365), (215, 300219), (229, 281865), (285, 226481), (345, 187093), (437, 147705), (645, 100073), (687, 93955), (817, 79005), (989, 65265), (1145, 56373), (1311, 49235), (2185, 29541), (2451, 26335), (2967, 21755), (3435, 18791), (4085, 15801), (4351, 14835), (4945, 13053), (5267, 12255), (6555, 9847)]