505052800

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{3221}}^1$

素因数の和:3259

約数の個数: 144

約数和(自身を含む): 1451784870

約数和(自身を除く): 946732070

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2800, 3136, 3200, 3221, 3920, 4480, 4900, 5600, 6272, 6442, 7840, 9800, 11200, 12884, 15680, 16105, 19600, 22400, 22547, 25768, 31360, 32210, 39200, 45094, 51536, 64420, 78400, 80525, 90188, 103072, 112735, 128840, 156800, 157829, 161050, 180376, 206144, 225470, 257680, 315658, 322100, 360752, 412288, 450940, 515360, 563675, 631316, 644200, 721504, 789145, 901880, 1030720, 1127350, 1262632, 1288400, 1443008, 1578290, 1803760, 2061440, 2254700, 2525264, 2576800, 2886016, 3156580, 3607520, 3945725, 4509400, 5050528, 5153600, 6313160, 7215040, 7891450, 9018800, 10101056, 10307200, 12626320, 14430080, 15782900, 18037600, 20202112, 25252640, 31565800, 36075200, 50505280, 63131600, 72150400, 101010560, 126263200, 252526400, 505052800]

約数ペア:

[(1, 505052800), (2, 252526400), (4, 126263200), (5, 101010560), (7, 72150400), (8, 63131600), (10, 50505280), (14, 36075200), (16, 31565800), (20, 25252640), (25, 20202112), (28, 18037600), (32, 15782900), (35, 14430080), (40, 12626320), (49, 10307200), (50, 10101056), (56, 9018800), (64, 7891450), (70, 7215040), (80, 6313160), (98, 5153600), (100, 5050528), (112, 4509400), (128, 3945725), (140, 3607520), (160, 3156580), (175, 2886016), (196, 2576800), (200, 2525264), (224, 2254700), (245, 2061440), (280, 1803760), (320, 1578290), (350, 1443008), (392, 1288400), (400, 1262632), (448, 1127350), (490, 1030720), (560, 901880), (640, 789145), (700, 721504), (784, 644200), (800, 631316), (896, 563675), (980, 515360), (1120, 450940), (1225, 412288), (1400, 360752), (1568, 322100), (1600, 315658), (1960, 257680), (2240, 225470), (2450, 206144), (2800, 180376), (3136, 161050), (3200, 157829), (3221, 156800), (3920, 128840), (4480, 112735), (4900, 103072), (5600, 90188), (6272, 80525), (6442, 78400), (7840, 64420), (9800, 51536), (11200, 45094), (12884, 39200), (15680, 32210), (16105, 31360), (19600, 25768), (22400, 22547)]