1999004800

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1723

約数の個数: 192

約数和(自身を含む): 5504725800

約数和(自身を除く): 3505721000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 29, 32, 40, 50, 52, 58, 64, 65, 80, 100, 104, 116, 128, 130, 145, 160, 200, 208, 232, 260, 290, 320, 325, 377, 400, 416, 464, 520, 580, 640, 650, 725, 754, 800, 832, 928, 1040, 1160, 1300, 1450, 1508, 1600, 1657, 1664, 1856, 1885, 2080, 2320, 2600, 2900, 3016, 3200, 3314, 3712, 3770, 4160, 4640, 5200, 5800, 6032, 6628, 7540, 8285, 8320, 9280, 9425, 10400, 11600, 12064, 13256, 15080, 16570, 18560, 18850, 20800, 21541, 23200, 24128, 26512, 30160, 33140, 37700, 41425, 41600, 43082, 46400, 48053, 48256, 53024, 60320, 66280, 75400, 82850, 86164, 92800, 96106, 106048, 107705, 120640, 132560, 150800, 165700, 172328, 192212, 212096, 215410, 240265, 241280, 265120, 301600, 331400, 344656, 384424, 430820, 480530, 530240, 538525, 603200, 624689, 662800, 689312, 768848, 861640, 961060, 1060480, 1077050, 1201325, 1206400, 1249378, 1325600, 1378624, 1537696, 1723280, 1922120, 2154100, 2402650, 2498756, 2651200, 2757248, 3075392, 3123445, 3446560, 3844240, 4308200, 4805300, 4997512, 5302400, 6150784, 6246890, 6893120, 7688480, 8616400, 9610600, 9995024, 12493780, 13786240, 15376960, 15617225, 17232800, 19221200, 19990048, 24987560, 30753920, 31234450, 34465600, 38442400, 39980096, 49975120, 62468900, 68931200, 76884800, 79960192, 99950240, 124937800, 153769600, 199900480, 249875600, 399800960, 499751200, 999502400, 1999004800]

約数ペア:

[(1, 1999004800), (2, 999502400), (4, 499751200), (5, 399800960), (8, 249875600), (10, 199900480), (13, 153769600), (16, 124937800), (20, 99950240), (25, 79960192), (26, 76884800), (29, 68931200), (32, 62468900), (40, 49975120), (50, 39980096), (52, 38442400), (58, 34465600), (64, 31234450), (65, 30753920), (80, 24987560), (100, 19990048), (104, 19221200), (116, 17232800), (128, 15617225), (130, 15376960), (145, 13786240), (160, 12493780), (200, 9995024), (208, 9610600), (232, 8616400), (260, 7688480), (290, 6893120), (320, 6246890), (325, 6150784), (377, 5302400), (400, 4997512), (416, 4805300), (464, 4308200), (520, 3844240), (580, 3446560), (640, 3123445), (650, 3075392), (725, 2757248), (754, 2651200), (800, 2498756), (832, 2402650), (928, 2154100), (1040, 1922120), (1160, 1723280), (1300, 1537696), (1450, 1378624), (1508, 1325600), (1600, 1249378), (1657, 1206400), (1664, 1201325), (1856, 1077050), (1885, 1060480), (2080, 961060), (2320, 861640), (2600, 768848), (2900, 689312), (3016, 662800), (3200, 624689), (3314, 603200), (3712, 538525), (3770, 530240), (4160, 480530), (4640, 430820), (5200, 384424), (5800, 344656), (6032, 331400), (6628, 301600), (7540, 265120), (8285, 241280), (8320, 240265), (9280, 215410), (9425, 212096), (10400, 192212), (11600, 172328), (12064, 165700), (13256, 150800), (15080, 132560), (16570, 120640), (18560, 107705), (18850, 106048), (20800, 96106), (21541, 92800), (23200, 86164), (24128, 82850), (26512, 75400), (30160, 66280), (33140, 60320), (37700, 53024), (41425, 48256), (41600, 48053), (43082, 46400)]