788986900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{606913}}^1$

素因数の和:606940

約数の個数: 36

約数和(自身を含む): 1843804732

約数和(自身を除く): 1054817832

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 606913, 1213826, 2427652, 3034565, 6069130, 7889869, 12138260, 15172825, 15779738, 30345650, 31559476, 39449345, 60691300, 78898690, 157797380, 197246725, 394493450, 788986900]

約数ペア:

[(1, 788986900), (2, 394493450), (4, 197246725), (5, 157797380), (10, 78898690), (13, 60691300), (20, 39449345), (25, 31559476), (26, 30345650), (50, 15779738), (52, 15172825), (65, 12138260), (100, 7889869), (130, 6069130), (260, 3034565), (325, 2427652), (650, 1213826), (1300, 606913)]