998606080

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6143}}^1$

素因数の和:6291

約数の個数: 72

約数和(自身を含む): 2411200512

約数和(自身を除く): 1412594432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2540, 4064, 5080, 6143, 8128, 10160, 12286, 16256, 20320, 24572, 30715, 32512, 40640, 49144, 61430, 81280, 98288, 122860, 162560, 196576, 245720, 393152, 491440, 780161, 786304, 982880, 1560322, 1572608, 1965760, 3120644, 3900805, 3931520, 6241288, 7801610, 7863040, 12482576, 15603220, 24965152, 31206440, 49930304, 62412880, 99860608, 124825760, 199721216, 249651520, 499303040, 998606080]

約数ペア:

[(1, 998606080), (2, 499303040), (4, 249651520), (5, 199721216), (8, 124825760), (10, 99860608), (16, 62412880), (20, 49930304), (32, 31206440), (40, 24965152), (64, 15603220), (80, 12482576), (127, 7863040), (128, 7801610), (160, 6241288), (254, 3931520), (256, 3900805), (320, 3120644), (508, 1965760), (635, 1572608), (640, 1560322), (1016, 982880), (1270, 786304), (1280, 780161), (2032, 491440), (2540, 393152), (4064, 245720), (5080, 196576), (6143, 162560), (8128, 122860), (10160, 98288), (12286, 81280), (16256, 61430), (20320, 49144), (24572, 40640), (30715, 32512)]