20173750245

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{29989}}^1$

素因数の和:30168

約数の個数: 80

約数和(自身を含む): 39713477760

約数和(自身を除く): 19539727515

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 151, 165, 297, 405, 453, 495, 755, 891, 1359, 1485, 1661, 2265, 4077, 4455, 4983, 6795, 8305, 12231, 14949, 20385, 24915, 29989, 44847, 61155, 74745, 89967, 134541, 149945, 224235, 269901, 329879, 449835, 672705, 809703, 989637, 1349505, 1649395, 2429109, 2968911, 4048515, 4528339, 4948185, 8906733, 12145545, 13585017, 14844555, 22641695, 26720199, 40755051, 44533665, 49811729, 67925085, 122265153, 133600995, 149435187, 203775255, 249058645, 366795459, 448305561, 611325765, 747175935, 1344916683, 1833977295, 2241527805, 4034750049, 6724583415, 20173750245]

約数ペア:

[(1, 20173750245), (3, 6724583415), (5, 4034750049), (9, 2241527805), (11, 1833977295), (15, 1344916683), (27, 747175935), (33, 611325765), (45, 448305561), (55, 366795459), (81, 249058645), (99, 203775255), (135, 149435187), (151, 133600995), (165, 122265153), (297, 67925085), (405, 49811729), (453, 44533665), (495, 40755051), (755, 26720199), (891, 22641695), (1359, 14844555), (1485, 13585017), (1661, 12145545), (2265, 8906733), (4077, 4948185), (4455, 4528339), (4983, 4048515), (6795, 2968911), (8305, 2429109), (12231, 1649395), (14949, 1349505), (20385, 989637), (24915, 809703), (29989, 672705), (44847, 449835), (61155, 329879), (74745, 269901), (89967, 224235), (134541, 149945)]