26923520

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:845

約数の個数: 80

約数和(自身を含む): 69604920

約数和(自身を除く): 42681400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 809, 832, 1040, 1280, 1618, 1664, 2080, 2560, 3236, 3328, 4045, 4160, 6472, 6656, 8090, 8320, 10517, 12944, 16180, 16640, 21034, 25888, 32360, 33280, 42068, 51776, 52585, 64720, 84136, 103552, 105170, 129440, 168272, 207104, 210340, 258880, 336544, 414208, 420680, 517760, 673088, 841360, 1035520, 1346176, 1682720, 2071040, 2692352, 3365440, 5384704, 6730880, 13461760, 26923520]

約数ペア:

[(1, 26923520), (2, 13461760), (4, 6730880), (5, 5384704), (8, 3365440), (10, 2692352), (13, 2071040), (16, 1682720), (20, 1346176), (26, 1035520), (32, 841360), (40, 673088), (52, 517760), (64, 420680), (65, 414208), (80, 336544), (104, 258880), (128, 210340), (130, 207104), (160, 168272), (208, 129440), (256, 105170), (260, 103552), (320, 84136), (416, 64720), (512, 52585), (520, 51776), (640, 42068), (809, 33280), (832, 32360), (1040, 25888), (1280, 21034), (1618, 16640), (1664, 16180), (2080, 12944), (2560, 10517), (3236, 8320), (3328, 8090), (4045, 6656), (4160, 6472)]