2012160100

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{761}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 4426857288

約数和(自身を除く): 2414697188

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 193, 274, 386, 548, 685, 761, 772, 965, 1370, 1522, 1930, 2740, 3044, 3425, 3805, 3860, 4825, 6850, 7610, 9650, 13700, 15220, 19025, 19300, 26441, 38050, 52882, 76100, 104257, 105764, 132205, 146873, 208514, 264410, 293746, 417028, 521285, 528820, 587492, 661025, 734365, 1042570, 1322050, 1468730, 2085140, 2606425, 2644100, 2937460, 3671825, 5212850, 7343650, 10425700, 14687300, 20121601, 40243202, 80486404, 100608005, 201216010, 402432020, 503040025, 1006080050, 2012160100]

約数ペア:

[(1, 2012160100), (2, 1006080050), (4, 503040025), (5, 402432020), (10, 201216010), (20, 100608005), (25, 80486404), (50, 40243202), (100, 20121601), (137, 14687300), (193, 10425700), (274, 7343650), (386, 5212850), (548, 3671825), (685, 2937460), (761, 2644100), (772, 2606425), (965, 2085140), (1370, 1468730), (1522, 1322050), (1930, 1042570), (2740, 734365), (3044, 661025), (3425, 587492), (3805, 528820), (3860, 521285), (4825, 417028), (6850, 293746), (7610, 264410), (9650, 208514), (13700, 146873), (15220, 132205), (19025, 105764), (19300, 104257), (26441, 76100), (38050, 52882)]