86690820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84991}}^1$

素因数の和:85020

約数の個数: 48

約数和(自身を含む): 257015808

約数和(自身を除く): 170324988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 84991, 169982, 254973, 339964, 424955, 509946, 849910, 1019892, 1274865, 1444847, 1699820, 2549730, 2889694, 4334541, 5099460, 5779388, 7224235, 8669082, 14448470, 17338164, 21672705, 28896940, 43345410, 86690820]

約数ペア:

[(1, 86690820), (2, 43345410), (3, 28896940), (4, 21672705), (5, 17338164), (6, 14448470), (10, 8669082), (12, 7224235), (15, 5779388), (17, 5099460), (20, 4334541), (30, 2889694), (34, 2549730), (51, 1699820), (60, 1444847), (68, 1274865), (85, 1019892), (102, 849910), (170, 509946), (204, 424955), (255, 339964), (340, 254973), (510, 169982), (1020, 84991)]