86611720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166561}}^1$

素因数の和:166585

約数の個数: 32

約数和(自身を含む): 209868120

約数和(自身を除く): 123256400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 166561, 333122, 666244, 832805, 1332488, 1665610, 2165293, 3331220, 4330586, 6662440, 8661172, 10826465, 17322344, 21652930, 43305860, 86611720]

約数ペア:

[(1, 86611720), (2, 43305860), (4, 21652930), (5, 17322344), (8, 10826465), (10, 8661172), (13, 6662440), (20, 4330586), (26, 3331220), (40, 2165293), (52, 1665610), (65, 1332488), (104, 832805), (130, 666244), (260, 333122), (520, 166561)]