261283728970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{153871}}^1$

素因数の和:154291

約数の個数: 64

約数和(自身を含む): 526463815680

約数和(自身を除く): 265180086710

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 359, 430, 473, 718, 946, 1795, 2365, 3590, 3949, 4730, 7898, 15437, 19745, 30874, 39490, 77185, 153871, 154370, 169807, 307742, 339614, 769355, 849035, 1538710, 1692581, 1698070, 3385162, 6616453, 8462905, 13232906, 16925810, 33082265, 55239689, 66164530, 72780983, 110479378, 145561966, 276198445, 363904915, 552396890, 607636579, 727809830, 1215273158, 2375306627, 3038182895, 4750613254, 6076365790, 11876533135, 23753066270, 26128372897, 52256745794, 130641864485, 261283728970]

約数ペア:

[(1, 261283728970), (2, 130641864485), (5, 52256745794), (10, 26128372897), (11, 23753066270), (22, 11876533135), (43, 6076365790), (55, 4750613254), (86, 3038182895), (110, 2375306627), (215, 1215273158), (359, 727809830), (430, 607636579), (473, 552396890), (718, 363904915), (946, 276198445), (1795, 145561966), (2365, 110479378), (3590, 72780983), (3949, 66164530), (4730, 55239689), (7898, 33082265), (15437, 16925810), (19745, 13232906), (30874, 8462905), (39490, 6616453), (77185, 3385162), (153871, 1698070), (154370, 1692581), (169807, 1538710), (307742, 849035), (339614, 769355)]