64550110

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 118972800

約数和(自身を除く): 54422690

約数列:

[1, 2, 5, 10, 79, 101, 158, 202, 395, 505, 790, 809, 1010, 1618, 4045, 7979, 8090, 15958, 39895, 63911, 79790, 81709, 127822, 163418, 319555, 408545, 639110, 817090, 6455011, 12910022, 32275055, 64550110]

約数ペア:

[(1, 64550110), (2, 32275055), (5, 12910022), (10, 6455011), (79, 817090), (101, 639110), (158, 408545), (202, 319555), (395, 163418), (505, 127822), (790, 81709), (809, 79790), (1010, 63911), (1618, 39895), (4045, 15958), (7979, 8090)]