263716010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 514149120

約数和(自身を除く): 250433110

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 113, 142, 173, 190, 226, 346, 355, 565, 710, 865, 1130, 1349, 1730, 2147, 2698, 3287, 4294, 6574, 6745, 8023, 10735, 12283, 13490, 16046, 16435, 19549, 21470, 24566, 32870, 39098, 40115, 61415, 80230, 97745, 122830, 152437, 195490, 233377, 304874, 371431, 466754, 742862, 762185, 1166885, 1387979, 1524370, 1857155, 2333770, 2775958, 3714310, 6939895, 13879790, 26371601, 52743202, 131858005, 263716010]

約数ペア:

[(1, 263716010), (2, 131858005), (5, 52743202), (10, 26371601), (19, 13879790), (38, 6939895), (71, 3714310), (95, 2775958), (113, 2333770), (142, 1857155), (173, 1524370), (190, 1387979), (226, 1166885), (346, 762185), (355, 742862), (565, 466754), (710, 371431), (865, 304874), (1130, 233377), (1349, 195490), (1730, 152437), (2147, 122830), (2698, 97745), (3287, 80230), (4294, 61415), (6574, 40115), (6745, 39098), (8023, 32870), (10735, 24566), (12283, 21470), (13490, 19549), (16046, 16435)]