87039440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37517}}^1$

素因数の和:37559

約数の個数: 40

約数和(自身を含む): 209350440

約数和(自身を除く): 122311000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 37517, 75034, 150068, 187585, 300136, 375170, 600272, 750340, 1087993, 1500680, 2175986, 3001360, 4351972, 5439965, 8703944, 10879930, 17407888, 21759860, 43519720, 87039440]

約数ペア:

[(1, 87039440), (2, 43519720), (4, 21759860), (5, 17407888), (8, 10879930), (10, 8703944), (16, 5439965), (20, 4351972), (29, 3001360), (40, 2175986), (58, 1500680), (80, 1087993), (116, 750340), (145, 600272), (232, 375170), (290, 300136), (464, 187585), (580, 150068), (1160, 75034), (2320, 37517)]