155215385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^3$

素因数の和:182

約数の個数: 32

約数和(自身を含む): 213857280

約数和(自身を除く): 58641895

約数列:

[1, 5, 13, 23, 47, 65, 115, 235, 299, 611, 1081, 1495, 2209, 3055, 5405, 11045, 14053, 28717, 50807, 70265, 103823, 143585, 254035, 519115, 660491, 1349699, 2387929, 3302455, 6748495, 11939645, 31043077, 155215385]

約数ペア:

[(1, 155215385), (5, 31043077), (13, 11939645), (23, 6748495), (47, 3302455), (65, 2387929), (115, 1349699), (235, 660491), (299, 519115), (611, 254035), (1081, 143585), (1495, 103823), (2209, 70265), (3055, 50807), (5405, 28717), (11045, 14053)]