87437720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{941}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 207541440

約数和(自身を除く): 120103720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 404, 460, 505, 808, 920, 941, 1010, 1882, 2020, 2323, 3764, 4040, 4646, 4705, 7528, 9292, 9410, 11615, 18584, 18820, 21643, 23230, 37640, 43286, 46460, 86572, 92920, 95041, 108215, 173144, 190082, 216430, 380164, 432860, 475205, 760328, 865720, 950410, 1900820, 2185943, 3801640, 4371886, 8743772, 10929715, 17487544, 21859430, 43718860, 87437720]

約数ペア:

[(1, 87437720), (2, 43718860), (4, 21859430), (5, 17487544), (8, 10929715), (10, 8743772), (20, 4371886), (23, 3801640), (40, 2185943), (46, 1900820), (92, 950410), (101, 865720), (115, 760328), (184, 475205), (202, 432860), (230, 380164), (404, 216430), (460, 190082), (505, 173144), (808, 108215), (920, 95041), (941, 92920), (1010, 86572), (1882, 46460), (2020, 43286), (2323, 37640), (3764, 23230), (4040, 21643), (4646, 18820), (4705, 18584), (7528, 11615), (9292, 9410)]