100971320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132857}}^1$

素因数の和:132887

約数の個数: 32

約数和(自身を含む): 239144400

約数和(自身を除く): 138173080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 132857, 265714, 531428, 664285, 1062856, 1328570, 2524283, 2657140, 5048566, 5314280, 10097132, 12621415, 20194264, 25242830, 50485660, 100971320]

約数ペア:

[(1, 100971320), (2, 50485660), (4, 25242830), (5, 20194264), (8, 12621415), (10, 10097132), (19, 5314280), (20, 5048566), (38, 2657140), (40, 2524283), (76, 1328570), (95, 1062856), (152, 664285), (190, 531428), (380, 265714), (760, 132857)]