90431404

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 190370880

約数和(自身を除く): 99939476

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 74, 82, 148, 164, 259, 287, 518, 574, 1036, 1148, 1517, 2129, 3034, 4258, 6068, 8516, 10619, 14903, 21238, 29806, 42476, 59612, 78773, 87289, 157546, 174578, 315092, 349156, 551411, 611023, 1102822, 1222046, 2205644, 2444092, 3229693, 6459386, 12918772, 22607851, 45215702, 90431404]

約数ペア:

[(1, 90431404), (2, 45215702), (4, 22607851), (7, 12918772), (14, 6459386), (28, 3229693), (37, 2444092), (41, 2205644), (74, 1222046), (82, 1102822), (148, 611023), (164, 551411), (259, 349156), (287, 315092), (518, 174578), (574, 157546), (1036, 87289), (1148, 78773), (1517, 59612), (2129, 42476), (3034, 29806), (4258, 21238), (6068, 14903), (8516, 10619)]