101990720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24517}}^1$

素因数の和:24547

約数の個数: 56

約数和(自身を含む): 261558024

約数和(自身を除く): 159567304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 24517, 49034, 98068, 122585, 196136, 245170, 318721, 392272, 490340, 637442, 784544, 980680, 1274884, 1569088, 1593605, 1961360, 2549768, 3187210, 3922720, 5099536, 6374420, 7845440, 10199072, 12748840, 20398144, 25497680, 50995360, 101990720]

約数ペア:

[(1, 101990720), (2, 50995360), (4, 25497680), (5, 20398144), (8, 12748840), (10, 10199072), (13, 7845440), (16, 6374420), (20, 5099536), (26, 3922720), (32, 3187210), (40, 2549768), (52, 1961360), (64, 1593605), (65, 1569088), (80, 1274884), (104, 980680), (130, 784544), (160, 637442), (208, 490340), (260, 392272), (320, 318721), (416, 245170), (520, 196136), (832, 122585), (1040, 98068), (2080, 49034), (4160, 24517)]