54980360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 129254400

約数和(自身を除く): 74274040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 439, 505, 620, 808, 878, 1010, 1240, 1756, 2020, 2195, 3131, 3512, 4040, 4390, 6262, 8780, 12524, 13609, 15655, 17560, 25048, 27218, 31310, 44339, 54436, 62620, 68045, 88678, 108872, 125240, 136090, 177356, 221695, 272180, 354712, 443390, 544360, 886780, 1374509, 1773560, 2749018, 5498036, 6872545, 10996072, 13745090, 27490180, 54980360]

約数ペア:

[(1, 54980360), (2, 27490180), (4, 13745090), (5, 10996072), (8, 6872545), (10, 5498036), (20, 2749018), (31, 1773560), (40, 1374509), (62, 886780), (101, 544360), (124, 443390), (155, 354712), (202, 272180), (248, 221695), (310, 177356), (404, 136090), (439, 125240), (505, 108872), (620, 88678), (808, 68045), (878, 62620), (1010, 54436), (1240, 44339), (1756, 31310), (2020, 27218), (2195, 25048), (3131, 17560), (3512, 15655), (4040, 13609), (4390, 12524), (6262, 8780)]