79777600

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 168

約数和(自身を含む): 238109760

約数和(自身を除く): 158332160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 64, 68, 70, 80, 85, 100, 112, 119, 136, 140, 160, 170, 175, 200, 224, 238, 272, 280, 320, 340, 350, 400, 419, 425, 448, 476, 544, 560, 595, 680, 700, 800, 838, 850, 952, 1088, 1120, 1190, 1360, 1400, 1600, 1676, 1700, 1904, 2095, 2240, 2380, 2720, 2800, 2933, 2975, 3352, 3400, 3808, 4190, 4760, 5440, 5600, 5866, 5950, 6704, 6800, 7123, 7616, 8380, 9520, 10475, 11200, 11732, 11900, 13408, 13600, 14246, 14665, 16760, 19040, 20950, 23464, 23800, 26816, 27200, 28492, 29330, 33520, 35615, 38080, 41900, 46928, 47600, 49861, 56984, 58660, 67040, 71230, 73325, 83800, 93856, 95200, 99722, 113968, 117320, 134080, 142460, 146650, 167600, 178075, 187712, 190400, 199444, 227936, 234640, 249305, 284920, 293300, 335200, 356150, 398888, 455872, 469280, 498610, 569840, 586600, 670400, 712300, 797776, 938560, 997220, 1139680, 1173200, 1246525, 1424600, 1595552, 1994440, 2279360, 2346400, 2493050, 2849200, 3191104, 3988880, 4692800, 4986100, 5698400, 7977760, 9972200, 11396800, 15955520, 19944400, 39888800, 79777600]

約数ペア:

[(1, 79777600), (2, 39888800), (4, 19944400), (5, 15955520), (7, 11396800), (8, 9972200), (10, 7977760), (14, 5698400), (16, 4986100), (17, 4692800), (20, 3988880), (25, 3191104), (28, 2849200), (32, 2493050), (34, 2346400), (35, 2279360), (40, 1994440), (50, 1595552), (56, 1424600), (64, 1246525), (68, 1173200), (70, 1139680), (80, 997220), (85, 938560), (100, 797776), (112, 712300), (119, 670400), (136, 586600), (140, 569840), (160, 498610), (170, 469280), (175, 455872), (200, 398888), (224, 356150), (238, 335200), (272, 293300), (280, 284920), (320, 249305), (340, 234640), (350, 227936), (400, 199444), (419, 190400), (425, 187712), (448, 178075), (476, 167600), (544, 146650), (560, 142460), (595, 134080), (680, 117320), (700, 113968), (800, 99722), (838, 95200), (850, 93856), (952, 83800), (1088, 73325), (1120, 71230), (1190, 67040), (1360, 58660), (1400, 56984), (1600, 49861), (1676, 47600), (1700, 46928), (1904, 41900), (2095, 38080), (2240, 35615), (2380, 33520), (2720, 29330), (2800, 28492), (2933, 27200), (2975, 26816), (3352, 23800), (3400, 23464), (3808, 20950), (4190, 19040), (4760, 16760), (5440, 14665), (5600, 14246), (5866, 13600), (5950, 13408), (6704, 11900), (6800, 11732), (7123, 11200), (7616, 10475), (8380, 9520)]