156989741965

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{313031}}^1$

素因数の和:313162

約数の個数: 48

約数和(自身を含む): 231242999040

約数和(自身を除く): 74253257075

約数列:

[1, 5, 7, 23, 35, 49, 89, 115, 161, 245, 445, 623, 805, 1127, 2047, 3115, 4361, 5635, 10235, 14329, 21805, 71645, 100303, 313031, 501515, 1565155, 2191217, 7199713, 10956085, 15338519, 27859759, 35998565, 50397991, 76692595, 139298795, 195018313, 251989955, 352785937, 640774457, 975091565, 1365128191, 1763929685, 3203872285, 4485421199, 6825640955, 22427105995, 31397948393, 156989741965]

約数ペア:

[(1, 156989741965), (5, 31397948393), (7, 22427105995), (23, 6825640955), (35, 4485421199), (49, 3203872285), (89, 1763929685), (115, 1365128191), (161, 975091565), (245, 640774457), (445, 352785937), (623, 251989955), (805, 195018313), (1127, 139298795), (2047, 76692595), (3115, 50397991), (4361, 35998565), (5635, 27859759), (10235, 15338519), (14329, 10956085), (21805, 7199713), (71645, 2191217), (100303, 1565155), (313031, 501515)]