64400804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{65183}}^1$

素因数の和:65219

約数の個数: 24

約数和(自身を含む): 127760640

約数和(自身を除く): 63359836

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 65183, 130366, 260732, 847379, 1238477, 1694758, 2476954, 3389516, 4953908, 16100201, 32200402, 64400804]

約数ペア:

[(1, 64400804), (2, 32200402), (4, 16100201), (13, 4953908), (19, 3389516), (26, 2476954), (38, 1694758), (52, 1238477), (76, 847379), (247, 260732), (494, 130366), (988, 65183)]