64004464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1217}}^1$

素因数の和:1417

約数の個数: 40

約数和(自身を含む): 131397840

約数和(自身を除く): 67393376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 173, 304, 346, 692, 1217, 1384, 2434, 2768, 3287, 4868, 6574, 9736, 13148, 19472, 23123, 26296, 46246, 52592, 92492, 184984, 210541, 369968, 421082, 842164, 1684328, 3368656, 4000279, 8000558, 16001116, 32002232, 64004464]

約数ペア:

[(1, 64004464), (2, 32002232), (4, 16001116), (8, 8000558), (16, 4000279), (19, 3368656), (38, 1684328), (76, 842164), (152, 421082), (173, 369968), (304, 210541), (346, 184984), (692, 92492), (1217, 52592), (1384, 46246), (2434, 26296), (2768, 23123), (3287, 19472), (4868, 13148), (6574, 9736)]