27641120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 71569008

約数和(自身を除く): 43927888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 97, 104, 130, 137, 160, 194, 208, 260, 274, 388, 416, 485, 520, 548, 685, 776, 970, 1040, 1096, 1261, 1370, 1552, 1781, 1940, 2080, 2192, 2522, 2740, 3104, 3562, 3880, 4384, 5044, 5480, 6305, 7124, 7760, 8905, 10088, 10960, 12610, 13289, 14248, 15520, 17810, 20176, 21920, 25220, 26578, 28496, 35620, 40352, 50440, 53156, 56992, 66445, 71240, 100880, 106312, 132890, 142480, 172757, 201760, 212624, 265780, 284960, 345514, 425248, 531560, 691028, 863785, 1063120, 1382056, 1727570, 2126240, 2764112, 3455140, 5528224, 6910280, 13820560, 27641120]

約数ペア:

[(1, 27641120), (2, 13820560), (4, 6910280), (5, 5528224), (8, 3455140), (10, 2764112), (13, 2126240), (16, 1727570), (20, 1382056), (26, 1063120), (32, 863785), (40, 691028), (52, 531560), (65, 425248), (80, 345514), (97, 284960), (104, 265780), (130, 212624), (137, 201760), (160, 172757), (194, 142480), (208, 132890), (260, 106312), (274, 100880), (388, 71240), (416, 66445), (485, 56992), (520, 53156), (548, 50440), (685, 40352), (776, 35620), (970, 28496), (1040, 26578), (1096, 25220), (1261, 21920), (1370, 20176), (1552, 17810), (1781, 15520), (1940, 14248), (2080, 13289), (2192, 12610), (2522, 10960), (2740, 10088), (3104, 8905), (3562, 7760), (3880, 7124), (4384, 6305), (5044, 5480)]