51730240

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1163}}^1$

素因数の和:1319

約数の個数: 56

約数和(自身を含む): 124175520

約数和(自身を除く): 72445280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1163, 1390, 2224, 2326, 2780, 4448, 4652, 5560, 5815, 8896, 9304, 11120, 11630, 18608, 22240, 23260, 37216, 44480, 46520, 74432, 93040, 161657, 186080, 323314, 372160, 646628, 808285, 1293256, 1616570, 2586512, 3233140, 5173024, 6466280, 10346048, 12932560, 25865120, 51730240]

約数ペア:

[(1, 51730240), (2, 25865120), (4, 12932560), (5, 10346048), (8, 6466280), (10, 5173024), (16, 3233140), (20, 2586512), (32, 1616570), (40, 1293256), (64, 808285), (80, 646628), (139, 372160), (160, 323314), (278, 186080), (320, 161657), (556, 93040), (695, 74432), (1112, 46520), (1163, 44480), (1390, 37216), (2224, 23260), (2326, 22240), (2780, 18608), (4448, 11630), (4652, 11120), (5560, 9304), (5815, 8896)]