42779504

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{86249}}^1$

素因数の和:86288

約数の個数: 20

約数和(自身を含む): 85560000

約数和(自身を除く): 42780496

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 86249, 172498, 344996, 689992, 1379984, 2673719, 5347438, 10694876, 21389752, 42779504]

約数ペア:

[(1, 42779504), (2, 21389752), (4, 10694876), (8, 5347438), (16, 2673719), (31, 1379984), (62, 689992), (124, 344996), (248, 172498), (496, 86249)]