55551356

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 120849120

約数和(自身を除く): 65297764

約数列:

[1, 2, 4, 7, 14, 28, 29, 37, 43, 58, 74, 86, 116, 148, 172, 203, 259, 301, 406, 518, 602, 812, 1036, 1073, 1204, 1247, 1591, 1849, 2146, 2494, 3182, 3698, 4292, 4988, 6364, 7396, 7511, 8729, 11137, 12943, 15022, 17458, 22274, 25886, 30044, 34916, 44548, 46139, 51772, 53621, 68413, 92278, 107242, 136826, 184556, 214484, 273652, 322973, 375347, 478891, 645946, 750694, 957782, 1291892, 1501388, 1915564, 1983977, 3967954, 7935908, 13887839, 27775678, 55551356]

約数ペア:

[(1, 55551356), (2, 27775678), (4, 13887839), (7, 7935908), (14, 3967954), (28, 1983977), (29, 1915564), (37, 1501388), (43, 1291892), (58, 957782), (74, 750694), (86, 645946), (116, 478891), (148, 375347), (172, 322973), (203, 273652), (259, 214484), (301, 184556), (406, 136826), (518, 107242), (602, 92278), (812, 68413), (1036, 53621), (1073, 51772), (1204, 46139), (1247, 44548), (1591, 34916), (1849, 30044), (2146, 25886), (2494, 22274), (3182, 17458), (3698, 15022), (4292, 12943), (4988, 11137), (6364, 8729), (7396, 7511)]