7801797760

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^2\times {\mathrm{42181}}^1$

素因数の和:42234

約数の個数: 96

約数和(自身を含む): 19813307220

約数和(自身を除く): 12011509460

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 289, 320, 340, 544, 578, 640, 680, 1088, 1156, 1360, 1445, 2176, 2312, 2720, 2890, 4624, 5440, 5780, 9248, 10880, 11560, 18496, 23120, 36992, 42181, 46240, 84362, 92480, 168724, 184960, 210905, 337448, 421810, 674896, 717077, 843620, 1349792, 1434154, 1687240, 2699584, 2868308, 3374480, 3585385, 5399168, 5736616, 6748960, 7170770, 11473232, 12190309, 13497920, 14341540, 22946464, 24380618, 26995840, 28683080, 45892928, 48761236, 57366160, 60951545, 91785856, 97522472, 114732320, 121903090, 195044944, 229464640, 243806180, 390089888, 458929280, 487612360, 780179776, 975224720, 1560359552, 1950449440, 3900898880, 7801797760]

約数ペア:

[(1, 7801797760), (2, 3900898880), (4, 1950449440), (5, 1560359552), (8, 975224720), (10, 780179776), (16, 487612360), (17, 458929280), (20, 390089888), (32, 243806180), (34, 229464640), (40, 195044944), (64, 121903090), (68, 114732320), (80, 97522472), (85, 91785856), (128, 60951545), (136, 57366160), (160, 48761236), (170, 45892928), (272, 28683080), (289, 26995840), (320, 24380618), (340, 22946464), (544, 14341540), (578, 13497920), (640, 12190309), (680, 11473232), (1088, 7170770), (1156, 6748960), (1360, 5736616), (1445, 5399168), (2176, 3585385), (2312, 3374480), (2720, 2868308), (2890, 2699584), (4624, 1687240), (5440, 1434154), (5780, 1349792), (9248, 843620), (10880, 717077), (11560, 674896), (18496, 421810), (23120, 337448), (36992, 210905), (42181, 184960), (46240, 168724), (84362, 92480)]