1988045193525

素因数分解:

$3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{3011}}^1\times {\mathrm{28307}}^1$

素因数の和:31642

約数の個数: 48

約数和(自身を含む): 3298681870848

約数和(自身を除く): 1310636677323

約数列:

[1, 3, 5, 15, 25, 75, 311, 933, 1555, 3011, 4665, 7775, 9033, 15055, 23325, 28307, 45165, 75275, 84921, 141535, 225825, 424605, 707675, 936421, 2123025, 2809263, 4682105, 8803477, 14046315, 23410525, 26410431, 44017385, 70231575, 85232377, 132052155, 220086925, 255697131, 426161885, 660260775, 1278485655, 2130809425, 6392428275, 26507269247, 79521807741, 132536346235, 397609038705, 662681731175, 1988045193525]

約数ペア:

[(1, 1988045193525), (3, 662681731175), (5, 397609038705), (15, 132536346235), (25, 79521807741), (75, 26507269247), (311, 6392428275), (933, 2130809425), (1555, 1278485655), (3011, 660260775), (4665, 426161885), (7775, 255697131), (9033, 220086925), (15055, 132052155), (23325, 85232377), (28307, 70231575), (45165, 44017385), (75275, 26410431), (84921, 23410525), (141535, 14046315), (225825, 8803477), (424605, 4682105), (707675, 2809263), (936421, 2123025)]