89938840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{132263}}^1$

素因数の和:132291

約数の個数: 32

約数和(自身を含む): 214267680

約数和(自身を除く): 124328840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 132263, 264526, 529052, 661315, 1058104, 1322630, 2248471, 2645260, 4496942, 5290520, 8993884, 11242355, 17987768, 22484710, 44969420, 89938840]

約数ペア:

[(1, 89938840), (2, 44969420), (4, 22484710), (5, 17987768), (8, 11242355), (10, 8993884), (17, 5290520), (20, 4496942), (34, 2645260), (40, 2248471), (68, 1322630), (85, 1058104), (136, 661315), (170, 529052), (340, 264526), (680, 132263)]