90990550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{37139}}^1$

素因数の和:37165

約数の個数: 36

約数和(自身を含む): 196879140

約数和(自身を除く): 105888590

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 37139, 74278, 185695, 259973, 371390, 519946, 928475, 1299865, 1819811, 1856950, 2599730, 3639622, 6499325, 9099055, 12998650, 18198110, 45495275, 90990550]

約数ペア:

[(1, 90990550), (2, 45495275), (5, 18198110), (7, 12998650), (10, 9099055), (14, 6499325), (25, 3639622), (35, 2599730), (49, 1856950), (50, 1819811), (70, 1299865), (98, 928475), (175, 519946), (245, 371390), (350, 259973), (490, 185695), (1225, 74278), (2450, 37139)]