80227444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 158239872

約数和(自身を除く): 78012428

約数列:

[1, 2, 4, 11, 22, 44, 61, 71, 122, 142, 244, 284, 421, 671, 781, 842, 1342, 1562, 1684, 2684, 3124, 4331, 4631, 8662, 9262, 17324, 18524, 25681, 29891, 47641, 51362, 59782, 95282, 102724, 119564, 190564, 282491, 328801, 564982, 657602, 1129964, 1315204, 1823351, 3646702, 7293404, 20056861, 40113722, 80227444]

約数ペア:

[(1, 80227444), (2, 40113722), (4, 20056861), (11, 7293404), (22, 3646702), (44, 1823351), (61, 1315204), (71, 1129964), (122, 657602), (142, 564982), (244, 328801), (284, 282491), (421, 190564), (671, 119564), (781, 102724), (842, 95282), (1342, 59782), (1562, 51362), (1684, 47641), (2684, 29891), (3124, 25681), (4331, 18524), (4631, 17324), (8662, 9262)]