827604880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{3089}}^1$

素因数の和:3316

約数の個数: 80

約数和(自身を含む): 2048373360

約数和(自身を除く): 1220768480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 197, 272, 340, 394, 680, 788, 985, 1360, 1576, 1970, 3089, 3152, 3349, 3940, 6178, 6698, 7880, 12356, 13396, 15445, 15760, 16745, 24712, 26792, 30890, 33490, 49424, 52513, 53584, 61780, 66980, 105026, 123560, 133960, 210052, 247120, 262565, 267920, 420104, 525130, 608533, 840208, 1050260, 1217066, 2100520, 2434132, 3042665, 4201040, 4868264, 6085330, 9736528, 10345061, 12170660, 20690122, 24341320, 41380244, 48682640, 51725305, 82760488, 103450610, 165520976, 206901220, 413802440, 827604880]

約数ペア:

[(1, 827604880), (2, 413802440), (4, 206901220), (5, 165520976), (8, 103450610), (10, 82760488), (16, 51725305), (17, 48682640), (20, 41380244), (34, 24341320), (40, 20690122), (68, 12170660), (80, 10345061), (85, 9736528), (136, 6085330), (170, 4868264), (197, 4201040), (272, 3042665), (340, 2434132), (394, 2100520), (680, 1217066), (788, 1050260), (985, 840208), (1360, 608533), (1576, 525130), (1970, 420104), (3089, 267920), (3152, 262565), (3349, 247120), (3940, 210052), (6178, 133960), (6698, 123560), (7880, 105026), (12356, 66980), (13396, 61780), (15445, 53584), (15760, 52513), (16745, 49424), (24712, 33490), (26792, 30890)]