688564370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2467}}^1$

素因数の和:2619

約数の個数: 64

約数和(自身を含む): 1418014080

約数和(自身を除く): 729449710

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 113, 130, 190, 226, 247, 494, 565, 1130, 1235, 1469, 2147, 2467, 2470, 2938, 4294, 4934, 7345, 10735, 12335, 14690, 21470, 24670, 27911, 32071, 46873, 55822, 64142, 93746, 139555, 160355, 234365, 278771, 279110, 320710, 468730, 557542, 609349, 1218698, 1393855, 2787710, 3046745, 3624023, 5296649, 6093490, 7248046, 10593298, 18120115, 26483245, 36240230, 52966490, 68856437, 137712874, 344282185, 688564370]

約数ペア:

[(1, 688564370), (2, 344282185), (5, 137712874), (10, 68856437), (13, 52966490), (19, 36240230), (26, 26483245), (38, 18120115), (65, 10593298), (95, 7248046), (113, 6093490), (130, 5296649), (190, 3624023), (226, 3046745), (247, 2787710), (494, 1393855), (565, 1218698), (1130, 609349), (1235, 557542), (1469, 468730), (2147, 320710), (2467, 279110), (2470, 278771), (2938, 234365), (4294, 160355), (4934, 139555), (7345, 93746), (10735, 64142), (12335, 55822), (14690, 46873), (21470, 32071), (24670, 27911)]