82389140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{547}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 183943872

約数和(自身を除く): 101554732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 443, 547, 886, 1094, 1772, 2188, 2215, 2735, 4430, 5470, 7531, 8860, 9299, 10940, 15062, 18598, 30124, 37196, 37655, 46495, 75310, 92990, 150620, 185980, 242321, 484642, 969284, 1211605, 2423210, 4119457, 4846420, 8238914, 16477828, 20597285, 41194570, 82389140]

約数ペア:

[(1, 82389140), (2, 41194570), (4, 20597285), (5, 16477828), (10, 8238914), (17, 4846420), (20, 4119457), (34, 2423210), (68, 1211605), (85, 969284), (170, 484642), (340, 242321), (443, 185980), (547, 150620), (886, 92990), (1094, 75310), (1772, 46495), (2188, 37655), (2215, 37196), (2735, 30124), (4430, 18598), (5470, 15062), (7531, 10940), (8860, 9299)]