164861005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 214617600

約数和(自身を除く): 49756595

約数列:

[1, 5, 19, 53, 95, 137, 239, 265, 685, 1007, 1195, 2603, 4541, 5035, 7261, 12667, 13015, 22705, 32743, 36305, 63335, 137959, 163715, 240673, 622117, 689795, 1203365, 1735379, 3110585, 8676895, 32972201, 164861005]

約数ペア:

[(1, 164861005), (5, 32972201), (19, 8676895), (53, 3110585), (95, 1735379), (137, 1203365), (239, 689795), (265, 622117), (685, 240673), (1007, 163715), (1195, 137959), (2603, 63335), (4541, 36305), (5035, 32743), (7261, 22705), (12667, 13015)]