80398695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 149022720

約数和(自身を除く): 68624025

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 79, 85, 195, 221, 237, 255, 307, 395, 663, 921, 1027, 1105, 1185, 1343, 1535, 3081, 3315, 3991, 4029, 4605, 5135, 5219, 6715, 11973, 15405, 15657, 17459, 19955, 20145, 24253, 26095, 52377, 59865, 67847, 72759, 78285, 87295, 121265, 203541, 261885, 315289, 339235, 363795, 412301, 945867, 1017705, 1236903, 1576445, 2061505, 4729335, 5359913, 6184515, 16079739, 26799565, 80398695]

約数ペア:

[(1, 80398695), (3, 26799565), (5, 16079739), (13, 6184515), (15, 5359913), (17, 4729335), (39, 2061505), (51, 1576445), (65, 1236903), (79, 1017705), (85, 945867), (195, 412301), (221, 363795), (237, 339235), (255, 315289), (307, 261885), (395, 203541), (663, 121265), (921, 87295), (1027, 78285), (1105, 72759), (1185, 67847), (1343, 59865), (1535, 52377), (3081, 26095), (3315, 24253), (3991, 20145), (4029, 19955), (4605, 17459), (5135, 15657), (5219, 15405), (6715, 11973)]