255320419240

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{7607879}}^1$

素因数の和:7608729

約数の個数: 32

約数和(自身を含む): 575155728000

約数和(自身を除く): 319835308760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1678, 3356, 4195, 6712, 8390, 16780, 33560, 7607879, 15215758, 30431516, 38039395, 60863032, 76078790, 152157580, 304315160, 6383010481, 12766020962, 25532041924, 31915052405, 51064083848, 63830104810, 127660209620, 255320419240]

約数ペア:

[(1, 255320419240), (2, 127660209620), (4, 63830104810), (5, 51064083848), (8, 31915052405), (10, 25532041924), (20, 12766020962), (40, 6383010481), (839, 304315160), (1678, 152157580), (3356, 76078790), (4195, 60863032), (6712, 38039395), (8390, 30431516), (16780, 15215758), (33560, 7607879)]