70856552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{1399}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 143472000

約数和(自身を除く): 72615448

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 487, 974, 1399, 1948, 2798, 3896, 5596, 6331, 11192, 12662, 18187, 25324, 36374, 50648, 72748, 145496, 681313, 1362626, 2725252, 5450504, 8857069, 17714138, 35428276, 70856552]

約数ペア:

[(1, 70856552), (2, 35428276), (4, 17714138), (8, 8857069), (13, 5450504), (26, 2725252), (52, 1362626), (104, 681313), (487, 145496), (974, 72748), (1399, 50648), (1948, 36374), (2798, 25324), (3896, 18187), (5596, 12662), (6331, 11192)]