63865880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122819}}^1$

素因数の和:122843

約数の個数: 32

約数和(自身を含む): 154753200

約数和(自身を除く): 90887320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 122819, 245638, 491276, 614095, 982552, 1228190, 1596647, 2456380, 3193294, 4912760, 6386588, 7983235, 12773176, 15966470, 31932940, 63865880]

約数ペア:

[(1, 63865880), (2, 31932940), (4, 15966470), (5, 12773176), (8, 7983235), (10, 6386588), (13, 4912760), (20, 3193294), (26, 2456380), (40, 1596647), (52, 1228190), (65, 982552), (104, 614095), (130, 491276), (260, 245638), (520, 122819)]