79555160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2088

約数の個数: 64

約数和(自身を含む): 191220480

約数和(自身を除く): 111665320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1720, 1978, 2011, 3956, 4022, 4945, 7912, 8044, 9890, 10055, 16088, 19780, 20110, 39560, 40220, 46253, 80440, 86473, 92506, 172946, 185012, 231265, 345892, 370024, 432365, 462530, 691784, 864730, 925060, 1729460, 1850120, 1988879, 3458920, 3977758, 7955516, 9944395, 15911032, 19888790, 39777580, 79555160]

約数ペア:

[(1, 79555160), (2, 39777580), (4, 19888790), (5, 15911032), (8, 9944395), (10, 7955516), (20, 3977758), (23, 3458920), (40, 1988879), (43, 1850120), (46, 1729460), (86, 925060), (92, 864730), (115, 691784), (172, 462530), (184, 432365), (215, 370024), (230, 345892), (344, 231265), (430, 185012), (460, 172946), (860, 92506), (920, 86473), (989, 80440), (1720, 46253), (1978, 40220), (2011, 39560), (3956, 20110), (4022, 19780), (4945, 16088), (7912, 10055), (8044, 9890)]