80563356

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{20161}}^1$

素因数の和:20211

約数の個数: 48

約数和(自身を含む): 214523680

約数和(自身を除く): 133960324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 20161, 40322, 60483, 80644, 120966, 181449, 241932, 362898, 544347, 725796, 745957, 1088694, 1491914, 2177388, 2237871, 2983828, 4475742, 6713613, 8951484, 13427226, 20140839, 26854452, 40281678, 80563356]

約数ペア:

[(1, 80563356), (2, 40281678), (3, 26854452), (4, 20140839), (6, 13427226), (9, 8951484), (12, 6713613), (18, 4475742), (27, 2983828), (36, 2237871), (37, 2177388), (54, 1491914), (74, 1088694), (108, 745957), (111, 725796), (148, 544347), (222, 362898), (333, 241932), (444, 181449), (666, 120966), (999, 80644), (1332, 60483), (1998, 40322), (3996, 20161)]