61254440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117797}}^1$

素因数の和:117821

約数の個数: 32

約数和(自身を含む): 148425480

約数和(自身を除く): 87171040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 117797, 235594, 471188, 588985, 942376, 1177970, 1531361, 2355940, 3062722, 4711880, 6125444, 7656805, 12250888, 15313610, 30627220, 61254440]

約数ペア:

[(1, 61254440), (2, 30627220), (4, 15313610), (5, 12250888), (8, 7656805), (10, 6125444), (13, 4711880), (20, 3062722), (26, 2355940), (40, 1531361), (52, 1177970), (65, 942376), (104, 588985), (130, 471188), (260, 235594), (520, 117797)]