1771389650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{3929}}^1$

素因数の和:4139

約数の個数: 48

約数和(自身を含む): 3368355840

約数和(自身を除く): 1596966190

約数列:

[1, 2, 5, 10, 25, 50, 71, 127, 142, 254, 355, 635, 710, 1270, 1775, 3175, 3550, 3929, 6350, 7858, 9017, 18034, 19645, 39290, 45085, 90170, 98225, 196450, 225425, 278959, 450850, 498983, 557918, 997966, 1394795, 2494915, 2789590, 4989830, 6973975, 12474575, 13947950, 24949150, 35427793, 70855586, 177138965, 354277930, 885694825, 1771389650]

約数ペア:

[(1, 1771389650), (2, 885694825), (5, 354277930), (10, 177138965), (25, 70855586), (50, 35427793), (71, 24949150), (127, 13947950), (142, 12474575), (254, 6973975), (355, 4989830), (635, 2789590), (710, 2494915), (1270, 1394795), (1775, 997966), (3175, 557918), (3550, 498983), (3929, 450850), (6350, 278959), (7858, 225425), (9017, 196450), (18034, 98225), (19645, 90170), (39290, 45085)]