201587320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1063}}^1$

素因数の和:1516

約数の個数: 64

約数和(自身を含む): 496419840

約数和(自身を除く): 294832520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 431, 440, 862, 1063, 1724, 2126, 2155, 3448, 4252, 4310, 4741, 5315, 8504, 8620, 9482, 10630, 11693, 17240, 18964, 21260, 23386, 23705, 37928, 42520, 46772, 47410, 58465, 93544, 94820, 116930, 189640, 233860, 458153, 467720, 916306, 1832612, 2290765, 3665224, 4581530, 5039683, 9163060, 10079366, 18326120, 20158732, 25198415, 40317464, 50396830, 100793660, 201587320]

約数ペア:

[(1, 201587320), (2, 100793660), (4, 50396830), (5, 40317464), (8, 25198415), (10, 20158732), (11, 18326120), (20, 10079366), (22, 9163060), (40, 5039683), (44, 4581530), (55, 3665224), (88, 2290765), (110, 1832612), (220, 916306), (431, 467720), (440, 458153), (862, 233860), (1063, 189640), (1724, 116930), (2126, 94820), (2155, 93544), (3448, 58465), (4252, 47410), (4310, 46772), (4741, 42520), (5315, 37928), (8504, 23705), (8620, 23386), (9482, 21260), (10630, 18964), (11693, 17240)]