100005440

素因数分解:

$2^6\times 5^1\times {\mathrm{312517}}^1$

素因数の和:312534

約数の個数: 28

約数和(自身を含む): 238138716

約数和(自身を除く): 138133276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 312517, 625034, 1250068, 1562585, 2500136, 3125170, 5000272, 6250340, 10000544, 12500680, 20001088, 25001360, 50002720, 100005440]

約数ペア:

[(1, 100005440), (2, 50002720), (4, 25001360), (5, 20001088), (8, 12500680), (10, 10000544), (16, 6250340), (20, 5000272), (32, 3125170), (40, 2500136), (64, 1562585), (80, 1250068), (160, 625034), (320, 312517)]