65736680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{38219}}^1$

素因数の和:38273

約数の個数: 32

約数和(自身を含む): 151351200

約数和(自身を除く): 85614520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 38219, 76438, 152876, 191095, 305752, 382190, 764380, 1528760, 1643417, 3286834, 6573668, 8217085, 13147336, 16434170, 32868340, 65736680]

約数ペア:

[(1, 65736680), (2, 32868340), (4, 16434170), (5, 13147336), (8, 8217085), (10, 6573668), (20, 3286834), (40, 1643417), (43, 1528760), (86, 764380), (172, 382190), (215, 305752), (344, 191095), (430, 152876), (860, 76438), (1720, 38219)]