80555520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:660

約数の個数: 160

約数和(自身を含む): 273116448

約数和(自身を除く): 192560928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 512, 544, 617, 640, 680, 768, 816, 960, 1020, 1088, 1234, 1280, 1360, 1536, 1632, 1851, 1920, 2040, 2176, 2468, 2560, 2720, 3085, 3264, 3702, 3840, 4080, 4352, 4936, 5440, 6170, 6528, 7404, 7680, 8160, 8704, 9255, 9872, 10489, 10880, 12340, 13056, 14808, 16320, 18510, 19744, 20978, 21760, 24680, 26112, 29616, 31467, 32640, 37020, 39488, 41956, 43520, 49360, 52445, 59232, 62934, 65280, 74040, 78976, 83912, 98720, 104890, 118464, 125868, 130560, 148080, 157335, 157952, 167824, 197440, 209780, 236928, 251736, 296160, 314670, 315904, 335648, 394880, 419560, 473856, 503472, 592320, 629340, 671296, 789760, 839120, 947712, 1006944, 1184640, 1258680, 1342592, 1579520, 1678240, 2013888, 2369280, 2517360, 2685184, 3356480, 4027776, 4738560, 5034720, 5370368, 6712960, 8055552, 10069440, 13425920, 16111104, 20138880, 26851840, 40277760, 80555520]

約数ペア:

[(1, 80555520), (2, 40277760), (3, 26851840), (4, 20138880), (5, 16111104), (6, 13425920), (8, 10069440), (10, 8055552), (12, 6712960), (15, 5370368), (16, 5034720), (17, 4738560), (20, 4027776), (24, 3356480), (30, 2685184), (32, 2517360), (34, 2369280), (40, 2013888), (48, 1678240), (51, 1579520), (60, 1342592), (64, 1258680), (68, 1184640), (80, 1006944), (85, 947712), (96, 839120), (102, 789760), (120, 671296), (128, 629340), (136, 592320), (160, 503472), (170, 473856), (192, 419560), (204, 394880), (240, 335648), (255, 315904), (256, 314670), (272, 296160), (320, 251736), (340, 236928), (384, 209780), (408, 197440), (480, 167824), (510, 157952), (512, 157335), (544, 148080), (617, 130560), (640, 125868), (680, 118464), (768, 104890), (816, 98720), (960, 83912), (1020, 78976), (1088, 74040), (1234, 65280), (1280, 62934), (1360, 59232), (1536, 52445), (1632, 49360), (1851, 43520), (1920, 41956), (2040, 39488), (2176, 37020), (2468, 32640), (2560, 31467), (2720, 29616), (3085, 26112), (3264, 24680), (3702, 21760), (3840, 20978), (4080, 19744), (4352, 18510), (4936, 16320), (5440, 14808), (6170, 13056), (6528, 12340), (7404, 10880), (7680, 10489), (8160, 9872), (8704, 9255)]