817361840

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{80449}}^1$

素因数の和:80589

約数の個数: 40

約数和(自身を含む): 1915353600

約数和(自身を除く): 1097991760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 80449, 160898, 321796, 402245, 643592, 804490, 1287184, 1608980, 3217960, 6435920, 10217023, 20434046, 40868092, 51085115, 81736184, 102170230, 163472368, 204340460, 408680920, 817361840]

約数ペア:

[(1, 817361840), (2, 408680920), (4, 204340460), (5, 163472368), (8, 102170230), (10, 81736184), (16, 51085115), (20, 40868092), (40, 20434046), (80, 10217023), (127, 6435920), (254, 3217960), (508, 1608980), (635, 1287184), (1016, 804490), (1270, 643592), (2032, 402245), (2540, 321796), (5080, 160898), (10160, 80449)]