263517490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{4003}}^1$

素因数の和:4266

約数の個数: 32

約数和(自身を含む): 492972480

約数和(自身を除く): 229454990

約数列:

[1, 2, 5, 10, 29, 58, 145, 227, 290, 454, 1135, 2270, 4003, 6583, 8006, 13166, 20015, 32915, 40030, 65830, 116087, 232174, 580435, 908681, 1160870, 1817362, 4543405, 9086810, 26351749, 52703498, 131758745, 263517490]

約数ペア:

[(1, 263517490), (2, 131758745), (5, 52703498), (10, 26351749), (29, 9086810), (58, 4543405), (145, 1817362), (227, 1160870), (290, 908681), (454, 580435), (1135, 232174), (2270, 116087), (4003, 65830), (6583, 40030), (8006, 32915), (13166, 20015)]