68645080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{35023}}^1$

素因数の和:35048

約数の個数: 48

約数和(自身を含む): 179673120

約数和(自身を除く): 111028040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 35023, 70046, 140092, 175115, 245161, 280184, 350230, 490322, 700460, 980644, 1225805, 1400920, 1716127, 1961288, 2451610, 3432254, 4903220, 6864508, 8580635, 9806440, 13729016, 17161270, 34322540, 68645080]

約数ペア:

[(1, 68645080), (2, 34322540), (4, 17161270), (5, 13729016), (7, 9806440), (8, 8580635), (10, 6864508), (14, 4903220), (20, 3432254), (28, 2451610), (35, 1961288), (40, 1716127), (49, 1400920), (56, 1225805), (70, 980644), (98, 700460), (140, 490322), (196, 350230), (245, 280184), (280, 245161), (392, 175115), (490, 140092), (980, 70046), (1960, 35023)]