75125840

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11887}}^1$

素因数の和:11979

約数の個数: 40

約数和(自身を含む): 176893440

約数和(自身を除く): 101767600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 11887, 23774, 47548, 59435, 95096, 118870, 190192, 237740, 475480, 939073, 950960, 1878146, 3756292, 4695365, 7512584, 9390730, 15025168, 18781460, 37562920, 75125840]

約数ペア:

[(1, 75125840), (2, 37562920), (4, 18781460), (5, 15025168), (8, 9390730), (10, 7512584), (16, 4695365), (20, 3756292), (40, 1878146), (79, 950960), (80, 939073), (158, 475480), (316, 237740), (395, 190192), (632, 118870), (790, 95096), (1264, 59435), (1580, 47548), (3160, 23774), (6320, 11887)]