71563780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 154378224

約数和(自身を除く): 82814444

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 181, 212, 265, 362, 373, 530, 724, 746, 905, 1060, 1492, 1810, 1865, 3620, 3730, 7460, 9593, 19186, 19769, 38372, 39538, 47965, 67513, 79076, 95930, 98845, 135026, 191860, 197690, 270052, 337565, 395380, 675130, 1350260, 3578189, 7156378, 14312756, 17890945, 35781890, 71563780]

約数ペア:

[(1, 71563780), (2, 35781890), (4, 17890945), (5, 14312756), (10, 7156378), (20, 3578189), (53, 1350260), (106, 675130), (181, 395380), (212, 337565), (265, 270052), (362, 197690), (373, 191860), (530, 135026), (724, 98845), (746, 95930), (905, 79076), (1060, 67513), (1492, 47965), (1810, 39538), (1865, 38372), (3620, 19769), (3730, 19186), (7460, 9593)]