100807720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193861}}^1$

素因数の和:193885

約数の個数: 32

約数和(自身を含む): 244266120

約数和(自身を除く): 143458400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 193861, 387722, 775444, 969305, 1550888, 1938610, 2520193, 3877220, 5040386, 7754440, 10080772, 12600965, 20161544, 25201930, 50403860, 100807720]

約数ペア:

[(1, 100807720), (2, 50403860), (4, 25201930), (5, 20161544), (8, 12600965), (10, 10080772), (13, 7754440), (20, 5040386), (26, 3877220), (40, 2520193), (52, 1938610), (65, 1550888), (104, 969305), (130, 775444), (260, 387722), (520, 193861)]