8990431850

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{389}}^1\times {\mathrm{6899}}^1$

素因数の和:7367

約数の個数: 48

約数和(自身を含む): 17017884000

約数和(自身を除く): 8027452150

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 335, 389, 670, 778, 1675, 1945, 3350, 3890, 6899, 9725, 13798, 19450, 26063, 34495, 52126, 68990, 130315, 172475, 260630, 344950, 462233, 651575, 924466, 1303150, 2311165, 2683711, 4622330, 5367422, 11555825, 13418555, 23111650, 26837110, 67092775, 134185550, 179808637, 359617274, 899043185, 1798086370, 4495215925, 8990431850]

約数ペア:

[(1, 8990431850), (2, 4495215925), (5, 1798086370), (10, 899043185), (25, 359617274), (50, 179808637), (67, 134185550), (134, 67092775), (335, 26837110), (389, 23111650), (670, 13418555), (778, 11555825), (1675, 5367422), (1945, 4622330), (3350, 2683711), (3890, 2311165), (6899, 1303150), (9725, 924466), (13798, 651575), (19450, 462233), (26063, 344950), (34495, 260630), (52126, 172475), (68990, 130315)]