166216180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33647}}^1$

素因数の和:33688

約数の個数: 48

約数和(自身を含む): 395700480

約数和(自身を除く): 229484300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 33647, 67294, 134588, 168235, 336470, 437411, 639293, 672940, 874822, 1278586, 1749644, 2187055, 2557172, 3196465, 4374110, 6392930, 8310809, 8748220, 12785860, 16621618, 33243236, 41554045, 83108090, 166216180]

約数ペア:

[(1, 166216180), (2, 83108090), (4, 41554045), (5, 33243236), (10, 16621618), (13, 12785860), (19, 8748220), (20, 8310809), (26, 6392930), (38, 4374110), (52, 3196465), (65, 2557172), (76, 2187055), (95, 1749644), (130, 1278586), (190, 874822), (247, 672940), (260, 639293), (380, 437411), (494, 336470), (988, 168235), (1235, 134588), (2470, 67294), (4940, 33647)]