89898890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{8963}}^1$

素因数の和:9046

約数の個数: 32

約数和(自身を含む): 174260160

約数和(自身を除く): 84361270

約数列:

[1, 2, 5, 10, 17, 34, 59, 85, 118, 170, 295, 590, 1003, 2006, 5015, 8963, 10030, 17926, 44815, 89630, 152371, 304742, 528817, 761855, 1057634, 1523710, 2644085, 5288170, 8989889, 17979778, 44949445, 89898890]

約数ペア:

[(1, 89898890), (2, 44949445), (5, 17979778), (10, 8989889), (17, 5288170), (34, 2644085), (59, 1523710), (85, 1057634), (118, 761855), (170, 528817), (295, 304742), (590, 152371), (1003, 89630), (2006, 44815), (5015, 17926), (8963, 10030)]