83505020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{547}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 186429600

約数和(自身を除く): 102924580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 449, 547, 898, 1094, 1796, 2188, 2245, 2735, 4490, 5470, 7633, 8980, 9299, 10940, 15266, 18598, 30532, 37196, 38165, 46495, 76330, 92990, 152660, 185980, 245603, 491206, 982412, 1228015, 2456030, 4175251, 4912060, 8350502, 16701004, 20876255, 41752510, 83505020]

約数ペア:

[(1, 83505020), (2, 41752510), (4, 20876255), (5, 16701004), (10, 8350502), (17, 4912060), (20, 4175251), (34, 2456030), (68, 1228015), (85, 982412), (170, 491206), (340, 245603), (449, 185980), (547, 152660), (898, 92990), (1094, 76330), (1796, 46495), (2188, 38165), (2245, 37196), (2735, 30532), (4490, 18598), (5470, 15266), (7633, 10940), (8980, 9299)]