978842800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6491}}^1$

素因数の和:6551

約数の個数: 120

約数和(自身を含む): 2620301040

約数和(自身を除く): 1641458240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 29, 40, 50, 52, 58, 65, 80, 100, 104, 116, 130, 145, 200, 208, 232, 260, 290, 325, 377, 400, 464, 520, 580, 650, 725, 754, 1040, 1160, 1300, 1450, 1508, 1885, 2320, 2600, 2900, 3016, 3770, 5200, 5800, 6032, 6491, 7540, 9425, 11600, 12982, 15080, 18850, 25964, 30160, 32455, 37700, 51928, 64910, 75400, 84383, 103856, 129820, 150800, 162275, 168766, 188239, 259640, 324550, 337532, 376478, 421915, 519280, 649100, 675064, 752956, 843830, 941195, 1298200, 1350128, 1505912, 1687660, 1882390, 2109575, 2447107, 2596400, 3011824, 3375320, 3764780, 4219150, 4705975, 4894214, 6750640, 7529560, 8438300, 9411950, 9788428, 12235535, 15059120, 16876600, 18823900, 19576856, 24471070, 33753200, 37647800, 39153712, 48942140, 61177675, 75295600, 97884280, 122355350, 195768560, 244710700, 489421400, 978842800]

約数ペア:

[(1, 978842800), (2, 489421400), (4, 244710700), (5, 195768560), (8, 122355350), (10, 97884280), (13, 75295600), (16, 61177675), (20, 48942140), (25, 39153712), (26, 37647800), (29, 33753200), (40, 24471070), (50, 19576856), (52, 18823900), (58, 16876600), (65, 15059120), (80, 12235535), (100, 9788428), (104, 9411950), (116, 8438300), (130, 7529560), (145, 6750640), (200, 4894214), (208, 4705975), (232, 4219150), (260, 3764780), (290, 3375320), (325, 3011824), (377, 2596400), (400, 2447107), (464, 2109575), (520, 1882390), (580, 1687660), (650, 1505912), (725, 1350128), (754, 1298200), (1040, 941195), (1160, 843830), (1300, 752956), (1450, 675064), (1508, 649100), (1885, 519280), (2320, 421915), (2600, 376478), (2900, 337532), (3016, 324550), (3770, 259640), (5200, 188239), (5800, 168766), (6032, 162275), (6491, 150800), (7540, 129820), (9425, 103856), (11600, 84383), (12982, 75400), (15080, 64910), (18850, 51928), (25964, 37700), (30160, 32455)]